13253725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 17264520

約数和(自身を除く): 4010795

約数列:

[1, 5, 25, 29, 101, 145, 181, 505, 725, 905, 2525, 2929, 4525, 5249, 14645, 18281, 26245, 73225, 91405, 131225, 457025, 530149, 2650745, 13253725]

約数ペア:

[(1, 13253725), (5, 2650745), (25, 530149), (29, 457025), (101, 131225), (145, 91405), (181, 73225), (505, 26245), (725, 18281), (905, 14645), (2525, 5249), (2929, 4525)]