2620400425

素因数分解:

$5^2\times {\mathrm{197}}^1\times {\mathrm{532061}}^1$

素因数の和:532268

約数の個数: 12

約数和(自身を含む): 3265796556

約数和(自身を除く): 645396131

約数列:

[1, 5, 25, 197, 985, 4925, 532061, 2660305, 13301525, 104816017, 524080085, 2620400425]

約数ペア:

[(1, 2620400425), (5, 524080085), (25, 104816017), (197, 13301525), (985, 2660305), (4925, 532061)]