653250000

素因数分解:

$2^4\times 3^1\times 5^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 280

約数和(自身を含む): 2305595488

約数和(自身を除く): 1652345488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 67, 75, 78, 80, 100, 104, 120, 125, 130, 134, 150, 156, 195, 200, 201, 208, 240, 250, 260, 268, 300, 312, 325, 335, 375, 390, 400, 402, 500, 520, 536, 600, 624, 625, 650, 670, 750, 780, 804, 871, 975, 1000, 1005, 1040, 1072, 1200, 1250, 1300, 1340, 1500, 1560, 1608, 1625, 1675, 1742, 1875, 1950, 2000, 2010, 2500, 2600, 2613, 2680, 3000, 3120, 3125, 3216, 3250, 3350, 3484, 3750, 3900, 4020, 4355, 4875, 5000, 5025, 5200, 5226, 5360, 6000, 6250, 6500, 6700, 6968, 7500, 7800, 8040, 8125, 8375, 8710, 9375, 9750, 10000, 10050, 10452, 12500, 13000, 13065, 13400, 13936, 15000, 15600, 15625, 16080, 16250, 16750, 17420, 18750, 19500, 20100, 20904, 21775, 24375, 25000, 25125, 26000, 26130, 26800, 30000, 31250, 32500, 33500, 34840, 37500, 39000, 40200, 40625, 41808, 41875, 43550, 46875, 48750, 50000, 50250, 52260, 62500, 65000, 65325, 67000, 69680, 75000, 78000, 80400, 81250, 83750, 87100, 93750, 97500, 100500, 104520, 108875, 121875, 125000, 125625, 130000, 130650, 134000, 150000, 162500, 167500, 174200, 187500, 195000, 201000, 203125, 209040, 209375, 217750, 243750, 250000, 251250, 261300, 325000, 326625, 335000, 348400, 375000, 390000, 402000, 406250, 418750, 435500, 487500, 502500, 522600, 544375, 609375, 628125, 650000, 653250, 670000, 750000, 812500, 837500, 871000, 975000, 1005000, 1045200, 1046875, 1088750, 1218750, 1256250, 1306500, 1625000, 1633125, 1675000, 1742000, 1950000, 2010000, 2093750, 2177500, 2437500, 2512500, 2613000, 2721875, 3140625, 3250000, 3266250, 3350000, 4187500, 4355000, 4875000, 5025000, 5226000, 5443750, 6281250, 6532500, 8165625, 8375000, 8710000, 9750000, 10050000, 10887500, 12562500, 13065000, 13609375, 16331250, 16750000, 21775000, 25125000, 26130000, 27218750, 32662500, 40828125, 43550000, 50250000, 54437500, 65325000, 81656250, 108875000, 130650000, 163312500, 217750000, 326625000, 653250000]

約数ペア:

[(1, 653250000), (2, 326625000), (3, 217750000), (4, 163312500), (5, 130650000), (6, 108875000), (8, 81656250), (10, 65325000), (12, 54437500), (13, 50250000), (15, 43550000), (16, 40828125), (20, 32662500), (24, 27218750), (25, 26130000), (26, 25125000), (30, 21775000), (39, 16750000), (40, 16331250), (48, 13609375), (50, 13065000), (52, 12562500), (60, 10887500), (65, 10050000), (67, 9750000), (75, 8710000), (78, 8375000), (80, 8165625), (100, 6532500), (104, 6281250), (120, 5443750), (125, 5226000), (130, 5025000), (134, 4875000), (150, 4355000), (156, 4187500), (195, 3350000), (200, 3266250), (201, 3250000), (208, 3140625), (240, 2721875), (250, 2613000), (260, 2512500), (268, 2437500), (300, 2177500), (312, 2093750), (325, 2010000), (335, 1950000), (375, 1742000), (390, 1675000), (400, 1633125), (402, 1625000), (500, 1306500), (520, 1256250), (536, 1218750), (600, 1088750), (624, 1046875), (625, 1045200), (650, 1005000), (670, 975000), (750, 871000), (780, 837500), (804, 812500), (871, 750000), (975, 670000), (1000, 653250), (1005, 650000), (1040, 628125), (1072, 609375), (1200, 544375), (1250, 522600), (1300, 502500), (1340, 487500), (1500, 435500), (1560, 418750), (1608, 406250), (1625, 402000), (1675, 390000), (1742, 375000), (1875, 348400), (1950, 335000), (2000, 326625), (2010, 325000), (2500, 261300), (2600, 251250), (2613, 250000), (2680, 243750), (3000, 217750), (3120, 209375), (3125, 209040), (3216, 203125), (3250, 201000), (3350, 195000), (3484, 187500), (3750, 174200), (3900, 167500), (4020, 162500), (4355, 150000), (4875, 134000), (5000, 130650), (5025, 130000), (5200, 125625), (5226, 125000), (5360, 121875), (6000, 108875), (6250, 104520), (6500, 100500), (6700, 97500), (6968, 93750), (7500, 87100), (7800, 83750), (8040, 81250), (8125, 80400), (8375, 78000), (8710, 75000), (9375, 69680), (9750, 67000), (10000, 65325), (10050, 65000), (10452, 62500), (12500, 52260), (13000, 50250), (13065, 50000), (13400, 48750), (13936, 46875), (15000, 43550), (15600, 41875), (15625, 41808), (16080, 40625), (16250, 40200), (16750, 39000), (17420, 37500), (18750, 34840), (19500, 33500), (20100, 32500), (20904, 31250), (21775, 30000), (24375, 26800), (25000, 26130), (25125, 26000)]