90811312

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{36151}}^1$

素因数の和:36316

約数の個数: 20

約数和(自身を含む): 177072496

約数和(自身を除く): 86261184

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 36151, 72302, 144604, 289208, 578416, 5675707, 11351414, 22702828, 45405656, 90811312]

約数ペア:

[(1, 90811312), (2, 45405656), (4, 22702828), (8, 11351414), (16, 5675707), (157, 578416), (314, 289208), (628, 144604), (1256, 72302), (2512, 36151)]