12991422175

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{787}}^1\times {\mathrm{22769}}^1$

素因数の和:23595

約数の個数: 24

約数和(自身を含む): 16686766800

約数和(自身を除く): 3695344625

約数列:

[1, 5, 25, 29, 145, 725, 787, 3935, 19675, 22769, 22823, 113845, 114115, 569225, 570575, 660301, 3301505, 16507525, 17919203, 89596015, 447980075, 519656887, 2598284435, 12991422175]

約数ペア:

[(1, 12991422175), (5, 2598284435), (25, 519656887), (29, 447980075), (145, 89596015), (725, 17919203), (787, 16507525), (3935, 3301505), (19675, 660301), (22769, 570575), (22823, 569225), (113845, 114115)]