789040225

素因数分解:

$5^2\times {\mathrm{1231}}^1\times {\mathrm{25639}}^1$

素因数の和:26880

約数の個数: 12

約数和(自身を含む): 979242880

約数和(自身を除く): 190202655

約数列:

[1, 5, 25, 1231, 6155, 25639, 30775, 128195, 640975, 31561609, 157808045, 789040225]

約数ペア:

[(1, 789040225), (5, 157808045), (25, 31561609), (1231, 640975), (6155, 128195), (25639, 30775)]