20416500000

素因数分解:

$2^5\times 3^2\times 5^6\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 504

約数和(自身を含む): 78379856100

約数和(自身を除く): 57963356100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 125, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 250, 260, 288, 300, 312, 325, 349, 360, 375, 390, 400, 416, 450, 468, 480, 500, 520, 585, 600, 624, 625, 650, 698, 720, 750, 780, 800, 900, 936, 975, 1000, 1040, 1047, 1125, 1170, 1200, 1248, 1250, 1300, 1396, 1440, 1500, 1560, 1625, 1745, 1800, 1872, 1875, 1950, 2000, 2080, 2094, 2250, 2340, 2400, 2500, 2600, 2792, 2925, 3000, 3120, 3125, 3141, 3250, 3490, 3600, 3744, 3750, 3900, 4000, 4188, 4500, 4537, 4680, 4875, 5000, 5200, 5235, 5584, 5625, 5850, 6000, 6240, 6250, 6282, 6500, 6980, 7200, 7500, 7800, 8125, 8376, 8725, 9000, 9074, 9360, 9375, 9750, 10000, 10400, 10470, 11168, 11250, 11700, 12000, 12500, 12564, 13000, 13611, 13960, 14625, 15000, 15600, 15625, 15705, 16250, 16752, 17450, 18000, 18148, 18720, 18750, 19500, 20000, 20940, 22500, 22685, 23400, 24375, 25000, 25128, 26000, 26175, 27222, 27920, 28125, 29250, 30000, 31200, 31250, 31410, 32500, 33504, 34900, 36000, 36296, 37500, 39000, 40625, 40833, 41880, 43625, 45000, 45370, 46800, 46875, 48750, 50000, 50256, 52000, 52350, 54444, 55840, 56250, 58500, 60000, 62500, 62820, 65000, 68055, 69800, 72592, 73125, 75000, 78000, 78525, 81250, 81666, 83760, 87250, 90000, 90740, 93600, 93750, 97500, 100000, 100512, 104700, 108888, 112500, 113425, 117000, 121875, 125000, 125640, 130000, 130875, 136110, 139600, 140625, 145184, 146250, 150000, 156000, 157050, 162500, 163332, 167520, 174500, 180000, 181480, 187500, 195000, 203125, 204165, 209400, 217776, 218125, 225000, 226850, 234000, 243750, 250000, 251280, 260000, 261750, 272220, 279200, 281250, 292500, 300000, 314100, 325000, 326664, 340275, 349000, 362960, 365625, 375000, 390000, 392625, 406250, 408330, 418800, 435552, 436250, 450000, 453700, 468000, 487500, 500000, 502560, 523500, 544440, 562500, 567125, 585000, 609375, 628200, 650000, 653328, 654375, 680550, 698000, 725920, 731250, 750000, 780000, 785250, 812500, 816660, 837600, 872500, 900000, 907400, 975000, 1020825, 1047000, 1088880, 1090625, 1125000, 1134250, 1170000, 1218750, 1256400, 1300000, 1306656, 1308750, 1361100, 1396000, 1462500, 1500000, 1570500, 1625000, 1633320, 1701375, 1745000, 1814800, 1828125, 1950000, 1963125, 2041650, 2094000, 2177760, 2181250, 2250000, 2268500, 2340000, 2437500, 2512800, 2617500, 2722200, 2835625, 2925000, 3141000, 3250000, 3266640, 3271875, 3402750, 3490000, 3629600, 3656250, 3900000, 3926250, 4083300, 4188000, 4362500, 4500000, 4537000, 4875000, 5104125, 5235000, 5444400, 5453125, 5671250, 5850000, 6282000, 6500000, 6533280, 6543750, 6805500, 6980000, 7312500, 7852500, 8166600, 8506875, 8725000, 9074000, 9750000, 9815625, 10208250, 10470000, 10888800, 10906250, 11342500, 11700000, 12564000, 13087500, 13611000, 14178125, 14625000, 15705000, 16333200, 16359375, 17013750, 17450000, 18148000, 19500000, 19631250, 20416500, 20940000, 21812500, 22685000, 25520625, 26175000, 27222000, 28356250, 29250000, 31410000, 32666400, 32718750, 34027500, 34900000, 39262500, 40833000, 42534375, 43625000, 45370000, 49078125, 51041250, 52350000, 54444000, 56712500, 58500000, 62820000, 65437500, 68055000, 70890625, 78525000, 81666000, 85068750, 87250000, 90740000, 98156250, 102082500, 104700000, 113425000, 127603125, 130875000, 136110000, 141781250, 157050000, 163332000, 170137500, 174500000, 196312500, 204165000, 212671875, 226850000, 255206250, 261750000, 272220000, 283562500, 314100000, 340275000, 392625000, 408330000, 425343750, 453700000, 510412500, 523500000, 567125000, 638015625, 680550000, 785250000, 816660000, 850687500, 1020825000, 1134250000, 1276031250, 1361100000, 1570500000, 1701375000, 2041650000, 2268500000, 2552062500, 3402750000, 4083300000, 5104125000, 6805500000, 10208250000, 20416500000]

約数ペア:

[(1, 20416500000), (2, 10208250000), (3, 6805500000), (4, 5104125000), (5, 4083300000), (6, 3402750000), (8, 2552062500), (9, 2268500000), (10, 2041650000), (12, 1701375000), (13, 1570500000), (15, 1361100000), (16, 1276031250), (18, 1134250000), (20, 1020825000), (24, 850687500), (25, 816660000), (26, 785250000), (30, 680550000), (32, 638015625), (36, 567125000), (39, 523500000), (40, 510412500), (45, 453700000), (48, 425343750), (50, 408330000), (52, 392625000), (60, 340275000), (65, 314100000), (72, 283562500), (75, 272220000), (78, 261750000), (80, 255206250), (90, 226850000), (96, 212671875), (100, 204165000), (104, 196312500), (117, 174500000), (120, 170137500), (125, 163332000), (130, 157050000), (144, 141781250), (150, 136110000), (156, 130875000), (160, 127603125), (180, 113425000), (195, 104700000), (200, 102082500), (208, 98156250), (225, 90740000), (234, 87250000), (240, 85068750), (250, 81666000), (260, 78525000), (288, 70890625), (300, 68055000), (312, 65437500), (325, 62820000), (349, 58500000), (360, 56712500), (375, 54444000), (390, 52350000), (400, 51041250), (416, 49078125), (450, 45370000), (468, 43625000), (480, 42534375), (500, 40833000), (520, 39262500), (585, 34900000), (600, 34027500), (624, 32718750), (625, 32666400), (650, 31410000), (698, 29250000), (720, 28356250), (750, 27222000), (780, 26175000), (800, 25520625), (900, 22685000), (936, 21812500), (975, 20940000), (1000, 20416500), (1040, 19631250), (1047, 19500000), (1125, 18148000), (1170, 17450000), (1200, 17013750), (1248, 16359375), (1250, 16333200), (1300, 15705000), (1396, 14625000), (1440, 14178125), (1500, 13611000), (1560, 13087500), (1625, 12564000), (1745, 11700000), (1800, 11342500), (1872, 10906250), (1875, 10888800), (1950, 10470000), (2000, 10208250), (2080, 9815625), (2094, 9750000), (2250, 9074000), (2340, 8725000), (2400, 8506875), (2500, 8166600), (2600, 7852500), (2792, 7312500), (2925, 6980000), (3000, 6805500), (3120, 6543750), (3125, 6533280), (3141, 6500000), (3250, 6282000), (3490, 5850000), (3600, 5671250), (3744, 5453125), (3750, 5444400), (3900, 5235000), (4000, 5104125), (4188, 4875000), (4500, 4537000), (4537, 4500000), (4680, 4362500), (4875, 4188000), (5000, 4083300), (5200, 3926250), (5235, 3900000), (5584, 3656250), (5625, 3629600), (5850, 3490000), (6000, 3402750), (6240, 3271875), (6250, 3266640), (6282, 3250000), (6500, 3141000), (6980, 2925000), (7200, 2835625), (7500, 2722200), (7800, 2617500), (8125, 2512800), (8376, 2437500), (8725, 2340000), (9000, 2268500), (9074, 2250000), (9360, 2181250), (9375, 2177760), (9750, 2094000), (10000, 2041650), (10400, 1963125), (10470, 1950000), (11168, 1828125), (11250, 1814800), (11700, 1745000), (12000, 1701375), (12500, 1633320), (12564, 1625000), (13000, 1570500), (13611, 1500000), (13960, 1462500), (14625, 1396000), (15000, 1361100), (15600, 1308750), (15625, 1306656), (15705, 1300000), (16250, 1256400), (16752, 1218750), (17450, 1170000), (18000, 1134250), (18148, 1125000), (18720, 1090625), (18750, 1088880), (19500, 1047000), (20000, 1020825), (20940, 975000), (22500, 907400), (22685, 900000), (23400, 872500), (24375, 837600), (25000, 816660), (25128, 812500), (26000, 785250), (26175, 780000), (27222, 750000), (27920, 731250), (28125, 725920), (29250, 698000), (30000, 680550), (31200, 654375), (31250, 653328), (31410, 650000), (32500, 628200), (33504, 609375), (34900, 585000), (36000, 567125), (36296, 562500), (37500, 544440), (39000, 523500), (40625, 502560), (40833, 500000), (41880, 487500), (43625, 468000), (45000, 453700), (45370, 450000), (46800, 436250), (46875, 435552), (48750, 418800), (50000, 408330), (50256, 406250), (52000, 392625), (52350, 390000), (54444, 375000), (55840, 365625), (56250, 362960), (58500, 349000), (60000, 340275), (62500, 326664), (62820, 325000), (65000, 314100), (68055, 300000), (69800, 292500), (72592, 281250), (73125, 279200), (75000, 272220), (78000, 261750), (78525, 260000), (81250, 251280), (81666, 250000), (83760, 243750), (87250, 234000), (90000, 226850), (90740, 225000), (93600, 218125), (93750, 217776), (97500, 209400), (100000, 204165), (100512, 203125), (104700, 195000), (108888, 187500), (112500, 181480), (113425, 180000), (117000, 174500), (121875, 167520), (125000, 163332), (125640, 162500), (130000, 157050), (130875, 156000), (136110, 150000), (139600, 146250), (140625, 145184)]