203538425

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 257345880

約数和(自身を除く): 53807455

約数列:

[1, 5, 25, 109, 113, 545, 565, 661, 2725, 2825, 3305, 12317, 16525, 61585, 72049, 74693, 307925, 360245, 373465, 1801225, 1867325, 8141537, 40707685, 203538425]

約数ペア:

[(1, 203538425), (5, 40707685), (25, 8141537), (109, 1867325), (113, 1801225), (545, 373465), (565, 360245), (661, 307925), (2725, 74693), (2825, 72049), (3305, 61585), (12317, 16525)]