70999240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136537}}^1$

素因数の和:136561

約数の個数: 32

約数和(自身を含む): 172037880

約数和(自身を除く): 101038640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 136537, 273074, 546148, 682685, 1092296, 1365370, 1774981, 2730740, 3549962, 5461480, 7099924, 8874905, 14199848, 17749810, 35499620, 70999240]

約数ペア:

[(1, 70999240), (2, 35499620), (4, 17749810), (5, 14199848), (8, 8874905), (10, 7099924), (13, 5461480), (20, 3549962), (26, 2730740), (40, 1774981), (52, 1365370), (65, 1092296), (104, 682685), (130, 546148), (260, 273074), (520, 136537)]