71061640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136657}}^1$

素因数の和:136681

約数の個数: 32

約数和(自身を含む): 172189080

約数和(自身を除く): 101127440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 136657, 273314, 546628, 683285, 1093256, 1366570, 1776541, 2733140, 3553082, 5466280, 7106164, 8882705, 14212328, 17765410, 35530820, 71061640]

約数ペア:

[(1, 71061640), (2, 35530820), (4, 17765410), (5, 14212328), (8, 8882705), (10, 7106164), (13, 5466280), (20, 3553082), (26, 2733140), (40, 1776541), (52, 1366570), (65, 1093256), (104, 683285), (130, 546628), (260, 273314), (520, 136657)]