8140091090

素因数分解:

$2^1\times 5^1\times {\mathrm{63689}}^1\times {\mathrm{12781}}^1$

素因数の和:76477

約数の個数: 16

約数和(自身を含む): 14653540440

約数和(自身を除く): 6513449350

約数列:

[1, 2, 5, 10, 12781, 25562, 63689, 63905, 127378, 127810, 318445, 636890, 814009109, 1628018218, 4070045545, 8140091090]

約数ペア:

[(1, 8140091090), (2, 4070045545), (5, 1628018218), (10, 814009109), (12781, 636890), (25562, 318445), (63689, 127810), (63905, 127378)]