88764520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{170701}}^1$

素因数の和:170725

約数の個数: 32

約数和(自身を含む): 215084520

約数和(自身を除く): 126320000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 170701, 341402, 682804, 853505, 1365608, 1707010, 2219113, 3414020, 4438226, 6828040, 8876452, 11095565, 17752904, 22191130, 44382260, 88764520]

約数ペア:

[(1, 88764520), (2, 44382260), (4, 22191130), (5, 17752904), (8, 11095565), (10, 8876452), (13, 6828040), (20, 4438226), (26, 3414020), (40, 2219113), (52, 1707010), (65, 1365608), (104, 853505), (130, 682804), (260, 341402), (520, 170701)]