85694680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18959}}^1$

素因数の和:19083

約数の個数: 32

約数和(自身を含む): 194529600

約数和(自身を除く): 108834920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 18959, 37918, 75836, 94795, 151672, 189590, 379180, 758360, 2142367, 4284734, 8569468, 10711835, 17138936, 21423670, 42847340, 85694680]

約数ペア:

[(1, 85694680), (2, 42847340), (4, 21423670), (5, 17138936), (8, 10711835), (10, 8569468), (20, 4284734), (40, 2142367), (113, 758360), (226, 379180), (452, 189590), (565, 151672), (904, 94795), (1130, 75836), (2260, 37918), (4520, 18959)]