8010400000

素因数分解:

$2^8\times 5^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 432

約数和(自身を含む): 22993528320

約数和(自身を除く): 14983128320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 31, 32, 34, 38, 40, 50, 62, 64, 68, 76, 80, 85, 95, 100, 124, 125, 128, 136, 152, 155, 160, 170, 190, 200, 248, 250, 256, 272, 304, 310, 320, 323, 340, 380, 400, 425, 475, 496, 500, 527, 544, 589, 608, 620, 625, 640, 646, 680, 760, 775, 800, 850, 950, 992, 1000, 1054, 1088, 1178, 1216, 1240, 1250, 1280, 1292, 1360, 1520, 1550, 1600, 1615, 1700, 1900, 1984, 2000, 2108, 2125, 2176, 2356, 2375, 2432, 2480, 2500, 2584, 2635, 2720, 2945, 3040, 3100, 3125, 3200, 3230, 3400, 3800, 3875, 3968, 4000, 4216, 4250, 4352, 4712, 4750, 4864, 4960, 5000, 5168, 5270, 5440, 5890, 6080, 6200, 6250, 6400, 6460, 6800, 7600, 7750, 7936, 8000, 8075, 8432, 8500, 9424, 9500, 9920, 10000, 10013, 10336, 10540, 10625, 10880, 11780, 11875, 12160, 12400, 12500, 12920, 13175, 13600, 14725, 15200, 15500, 16000, 16150, 16864, 17000, 18848, 19000, 19375, 19840, 20000, 20026, 20672, 21080, 21250, 21760, 23560, 23750, 24320, 24800, 25000, 25840, 26350, 27200, 29450, 30400, 31000, 32000, 32300, 33728, 34000, 37696, 38000, 38750, 39680, 40000, 40052, 40375, 41344, 42160, 42500, 47120, 47500, 49600, 50000, 50065, 51680, 52700, 53125, 54400, 58900, 59375, 60800, 62000, 64600, 65875, 67456, 68000, 73625, 75392, 76000, 77500, 80000, 80104, 80750, 82688, 84320, 85000, 94240, 95000, 96875, 99200, 100000, 100130, 103360, 105400, 106250, 108800, 117800, 118750, 121600, 124000, 129200, 131750, 134912, 136000, 147250, 150784, 152000, 155000, 160000, 160208, 161500, 168640, 170000, 188480, 190000, 193750, 198400, 200000, 200260, 201875, 206720, 210800, 212500, 235600, 237500, 248000, 250325, 258400, 263500, 272000, 294500, 304000, 310000, 320416, 323000, 329375, 337280, 340000, 368125, 376960, 380000, 387500, 400000, 400520, 403750, 413440, 421600, 425000, 471200, 475000, 496000, 500650, 516800, 527000, 544000, 589000, 608000, 620000, 640832, 646000, 658750, 674560, 680000, 736250, 753920, 760000, 775000, 800000, 801040, 807500, 843200, 850000, 942400, 950000, 992000, 1001300, 1009375, 1033600, 1054000, 1178000, 1240000, 1251625, 1281664, 1292000, 1317500, 1360000, 1472500, 1520000, 1550000, 1602080, 1615000, 1646875, 1686400, 1700000, 1840625, 1884800, 1900000, 2002600, 2018750, 2067200, 2108000, 2356000, 2480000, 2503250, 2563328, 2584000, 2635000, 2720000, 2945000, 3040000, 3100000, 3204160, 3230000, 3293750, 3372800, 3400000, 3681250, 3769600, 3800000, 4005200, 4037500, 4216000, 4712000, 4960000, 5006500, 5168000, 5270000, 5890000, 6200000, 6258125, 6408320, 6460000, 6587500, 6800000, 7362500, 7600000, 8010400, 8075000, 8432000, 9424000, 10013000, 10336000, 10540000, 11780000, 12400000, 12516250, 12816640, 12920000, 13175000, 13600000, 14725000, 15200000, 16020800, 16150000, 16864000, 18848000, 20026000, 21080000, 23560000, 24800000, 25032500, 25840000, 26350000, 29450000, 31290625, 32041600, 32300000, 40052000, 42160000, 47120000, 50065000, 51680000, 52700000, 58900000, 62581250, 64083200, 64600000, 80104000, 84320000, 94240000, 100130000, 105400000, 117800000, 125162500, 129200000, 160208000, 200260000, 210800000, 235600000, 250325000, 258400000, 320416000, 400520000, 421600000, 471200000, 500650000, 801040000, 1001300000, 1602080000, 2002600000, 4005200000, 8010400000]

約数ペア:

[(1, 8010400000), (2, 4005200000), (4, 2002600000), (5, 1602080000), (8, 1001300000), (10, 801040000), (16, 500650000), (17, 471200000), (19, 421600000), (20, 400520000), (25, 320416000), (31, 258400000), (32, 250325000), (34, 235600000), (38, 210800000), (40, 200260000), (50, 160208000), (62, 129200000), (64, 125162500), (68, 117800000), (76, 105400000), (80, 100130000), (85, 94240000), (95, 84320000), (100, 80104000), (124, 64600000), (125, 64083200), (128, 62581250), (136, 58900000), (152, 52700000), (155, 51680000), (160, 50065000), (170, 47120000), (190, 42160000), (200, 40052000), (248, 32300000), (250, 32041600), (256, 31290625), (272, 29450000), (304, 26350000), (310, 25840000), (320, 25032500), (323, 24800000), (340, 23560000), (380, 21080000), (400, 20026000), (425, 18848000), (475, 16864000), (496, 16150000), (500, 16020800), (527, 15200000), (544, 14725000), (589, 13600000), (608, 13175000), (620, 12920000), (625, 12816640), (640, 12516250), (646, 12400000), (680, 11780000), (760, 10540000), (775, 10336000), (800, 10013000), (850, 9424000), (950, 8432000), (992, 8075000), (1000, 8010400), (1054, 7600000), (1088, 7362500), (1178, 6800000), (1216, 6587500), (1240, 6460000), (1250, 6408320), (1280, 6258125), (1292, 6200000), (1360, 5890000), (1520, 5270000), (1550, 5168000), (1600, 5006500), (1615, 4960000), (1700, 4712000), (1900, 4216000), (1984, 4037500), (2000, 4005200), (2108, 3800000), (2125, 3769600), (2176, 3681250), (2356, 3400000), (2375, 3372800), (2432, 3293750), (2480, 3230000), (2500, 3204160), (2584, 3100000), (2635, 3040000), (2720, 2945000), (2945, 2720000), (3040, 2635000), (3100, 2584000), (3125, 2563328), (3200, 2503250), (3230, 2480000), (3400, 2356000), (3800, 2108000), (3875, 2067200), (3968, 2018750), (4000, 2002600), (4216, 1900000), (4250, 1884800), (4352, 1840625), (4712, 1700000), (4750, 1686400), (4864, 1646875), (4960, 1615000), (5000, 1602080), (5168, 1550000), (5270, 1520000), (5440, 1472500), (5890, 1360000), (6080, 1317500), (6200, 1292000), (6250, 1281664), (6400, 1251625), (6460, 1240000), (6800, 1178000), (7600, 1054000), (7750, 1033600), (7936, 1009375), (8000, 1001300), (8075, 992000), (8432, 950000), (8500, 942400), (9424, 850000), (9500, 843200), (9920, 807500), (10000, 801040), (10013, 800000), (10336, 775000), (10540, 760000), (10625, 753920), (10880, 736250), (11780, 680000), (11875, 674560), (12160, 658750), (12400, 646000), (12500, 640832), (12920, 620000), (13175, 608000), (13600, 589000), (14725, 544000), (15200, 527000), (15500, 516800), (16000, 500650), (16150, 496000), (16864, 475000), (17000, 471200), (18848, 425000), (19000, 421600), (19375, 413440), (19840, 403750), (20000, 400520), (20026, 400000), (20672, 387500), (21080, 380000), (21250, 376960), (21760, 368125), (23560, 340000), (23750, 337280), (24320, 329375), (24800, 323000), (25000, 320416), (25840, 310000), (26350, 304000), (27200, 294500), (29450, 272000), (30400, 263500), (31000, 258400), (32000, 250325), (32300, 248000), (33728, 237500), (34000, 235600), (37696, 212500), (38000, 210800), (38750, 206720), (39680, 201875), (40000, 200260), (40052, 200000), (40375, 198400), (41344, 193750), (42160, 190000), (42500, 188480), (47120, 170000), (47500, 168640), (49600, 161500), (50000, 160208), (50065, 160000), (51680, 155000), (52700, 152000), (53125, 150784), (54400, 147250), (58900, 136000), (59375, 134912), (60800, 131750), (62000, 129200), (64600, 124000), (65875, 121600), (67456, 118750), (68000, 117800), (73625, 108800), (75392, 106250), (76000, 105400), (77500, 103360), (80000, 100130), (80104, 100000), (80750, 99200), (82688, 96875), (84320, 95000), (85000, 94240)]