1299690025

素因数分解:

$5^2\times {\mathrm{167}}^1\times {\mathrm{311303}}^1$

素因数の和:311480

約数の個数: 12

約数和(自身を含む): 1621271232

約数和(自身を除く): 321581207

約数列:

[1, 5, 25, 167, 835, 4175, 311303, 1556515, 7782575, 51987601, 259938005, 1299690025]

約数ペア:

[(1, 1299690025), (5, 259938005), (25, 51987601), (167, 7782575), (835, 1556515), (4175, 311303)]