86519710

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{20551}}^1$

素因数の和:20979

約数の個数: 16

約数和(自身を含む): 156112992

約数和(自身を除く): 69593282

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 20551, 41102, 102755, 205510, 8651971, 17303942, 43259855, 86519710]

約数ペア:

[(1, 86519710), (2, 43259855), (5, 17303942), (10, 8651971), (421, 205510), (842, 102755), (2105, 41102), (4210, 20551)]