726740725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{2381}}^1$

素因数の和:2841

約数の個数: 24

約数和(自身を含む): 934839720

約数和(自身を除く): 208098995

約数列:

[1, 5, 25, 29, 145, 421, 725, 2105, 2381, 10525, 11905, 12209, 59525, 61045, 69049, 305225, 345245, 1002401, 1726225, 5012005, 25060025, 29069629, 145348145, 726740725]

約数ペア:

[(1, 726740725), (5, 145348145), (25, 29069629), (29, 25060025), (145, 5012005), (421, 1726225), (725, 1002401), (2105, 345245), (2381, 305225), (10525, 69049), (11905, 61045), (12209, 59525)]