31526560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:710

約数の個数: 96

約数和(自身を含む): 83825280

約数和(自身を除く): 52298720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 659, 736, 920, 1040, 1196, 1318, 1495, 1840, 2080, 2392, 2636, 2990, 3295, 3680, 4784, 5272, 5980, 6590, 8567, 9568, 10544, 11960, 13180, 15157, 17134, 21088, 23920, 26360, 30314, 34268, 42835, 47840, 52720, 60628, 68536, 75785, 85670, 105440, 121256, 137072, 151570, 171340, 197041, 242512, 274144, 303140, 342680, 394082, 485024, 606280, 685360, 788164, 985205, 1212560, 1370720, 1576328, 1970410, 2425120, 3152656, 3940820, 6305312, 7881640, 15763280, 31526560]

約数ペア:

[(1, 31526560), (2, 15763280), (4, 7881640), (5, 6305312), (8, 3940820), (10, 3152656), (13, 2425120), (16, 1970410), (20, 1576328), (23, 1370720), (26, 1212560), (32, 985205), (40, 788164), (46, 685360), (52, 606280), (65, 485024), (80, 394082), (92, 342680), (104, 303140), (115, 274144), (130, 242512), (160, 197041), (184, 171340), (208, 151570), (230, 137072), (260, 121256), (299, 105440), (368, 85670), (416, 75785), (460, 68536), (520, 60628), (598, 52720), (659, 47840), (736, 42835), (920, 34268), (1040, 30314), (1196, 26360), (1318, 23920), (1495, 21088), (1840, 17134), (2080, 15157), (2392, 13180), (2636, 11960), (2990, 10544), (3295, 9568), (3680, 8567), (4784, 6590), (5272, 5980)]