57500225

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{21101}}^1$

素因数の和:21220

約数の個数: 12

約数和(自身を含む): 71957820

約数和(自身を除く): 14457595

約数列:

[1, 5, 25, 109, 545, 2725, 21101, 105505, 527525, 2300009, 11500045, 57500225]

約数ペア:

[(1, 57500225), (5, 11500045), (25, 2300009), (109, 527525), (545, 105505), (2725, 21101)]