26991025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 35265600

約数和(自身を除く): 8274575

約数列:

[1, 5, 25, 29, 59, 145, 295, 631, 725, 1475, 1711, 3155, 8555, 15775, 18299, 37229, 42775, 91495, 186145, 457475, 930725, 1079641, 5398205, 26991025]

約数ペア:

[(1, 26991025), (5, 5398205), (25, 1079641), (29, 930725), (59, 457475), (145, 186145), (295, 91495), (631, 42775), (725, 37229), (1475, 18299), (1711, 15775), (3155, 8555)]