205525345

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{1987}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 250201728

約数和(自身を除く): 44676383

約数列:

[1, 5, 137, 151, 685, 755, 1987, 9935, 20687, 103435, 272219, 300037, 1361095, 1500185, 41105069, 205525345]

約数ペア:

[(1, 205525345), (5, 41105069), (137, 1500185), (151, 1361095), (685, 300037), (755, 272219), (1987, 103435), (9935, 20687)]