91059280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87557}}^1$

素因数の和:87583

約数の個数: 40

約数和(自身を含む): 228001032

約数和(自身を除く): 136941752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 87557, 175114, 350228, 437785, 700456, 875570, 1138241, 1400912, 1751140, 2276482, 3502280, 4552964, 5691205, 7004560, 9105928, 11382410, 18211856, 22764820, 45529640, 91059280]

約数ペア:

[(1, 91059280), (2, 45529640), (4, 22764820), (5, 18211856), (8, 11382410), (10, 9105928), (13, 7004560), (16, 5691205), (20, 4552964), (26, 3502280), (40, 2276482), (52, 1751140), (65, 1400912), (80, 1138241), (104, 875570), (130, 700456), (208, 437785), (260, 350228), (520, 175114), (1040, 87557)]