85419880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 244500480

約数和(自身を除く): 159080600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 757, 806, 868, 910, 1085, 1240, 1514, 1612, 1736, 1820, 2015, 2170, 2821, 3028, 3224, 3640, 3785, 4030, 4340, 5299, 5642, 6056, 7570, 8060, 8680, 9841, 10598, 11284, 14105, 15140, 16120, 19682, 21196, 22568, 23467, 26495, 28210, 30280, 39364, 42392, 46934, 49205, 52990, 56420, 68887, 78728, 93868, 98410, 105980, 112840, 117335, 137774, 164269, 187736, 196820, 211960, 234670, 275548, 305071, 328538, 344435, 393640, 469340, 551096, 610142, 657076, 688870, 821345, 938680, 1220284, 1314152, 1377740, 1525355, 1642690, 2135497, 2440568, 2755480, 3050710, 3285380, 4270994, 6101420, 6570760, 8541988, 10677485, 12202840, 17083976, 21354970, 42709940, 85419880]

約数ペア:

[(1, 85419880), (2, 42709940), (4, 21354970), (5, 17083976), (7, 12202840), (8, 10677485), (10, 8541988), (13, 6570760), (14, 6101420), (20, 4270994), (26, 3285380), (28, 3050710), (31, 2755480), (35, 2440568), (40, 2135497), (52, 1642690), (56, 1525355), (62, 1377740), (65, 1314152), (70, 1220284), (91, 938680), (104, 821345), (124, 688870), (130, 657076), (140, 610142), (155, 551096), (182, 469340), (217, 393640), (248, 344435), (260, 328538), (280, 305071), (310, 275548), (364, 234670), (403, 211960), (434, 196820), (455, 187736), (520, 164269), (620, 137774), (728, 117335), (757, 112840), (806, 105980), (868, 98410), (910, 93868), (1085, 78728), (1240, 68887), (1514, 56420), (1612, 52990), (1736, 49205), (1820, 46934), (2015, 42392), (2170, 39364), (2821, 30280), (3028, 28210), (3224, 26495), (3640, 23467), (3785, 22568), (4030, 21196), (4340, 19682), (5299, 16120), (5642, 15140), (6056, 14105), (7570, 11284), (8060, 10598), (8680, 9841)]