157780225

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{57901}}^1$

素因数の和:58020

約数の個数: 12

約数和(自身を含む): 197445820

約数和(自身を除く): 39665595

約数列:

[1, 5, 25, 109, 545, 2725, 57901, 289505, 1447525, 6311209, 31556045, 157780225]

約数ペア:

[(1, 157780225), (5, 31556045), (25, 6311209), (109, 1447525), (545, 289505), (2725, 57901)]