51281425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5441}}^1$

素因数の和:5493

約数の個数: 24

約数和(自身を含む): 70854840

約数和(自身を除く): 19573415

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 5441, 9425, 27205, 70733, 136025, 157789, 353665, 788945, 1768325, 2051257, 3944725, 10256285, 51281425]

約数ペア:

[(1, 51281425), (5, 10256285), (13, 3944725), (25, 2051257), (29, 1768325), (65, 788945), (145, 353665), (325, 157789), (377, 136025), (725, 70733), (1885, 27205), (5441, 9425)]