159430025

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{3449}}^1$

素因数の和:3545

約数の個数: 18

約数和(自身を含む): 202456350

約数和(自身を除く): 43026325

約数列:

[1, 5, 25, 43, 215, 1075, 1849, 3449, 9245, 17245, 46225, 86225, 148307, 741535, 3707675, 6377201, 31886005, 159430025]

約数ペア:

[(1, 159430025), (5, 31886005), (25, 6377201), (43, 3707675), (215, 741535), (1075, 148307), (1849, 86225), (3449, 46225), (9245, 17245)]