417334825

素因数分解:

$5^2\times {\mathrm{821}}^1\times {\mathrm{20333}}^1$

素因数の和:21164

約数の個数: 12

約数和(自身を含む): 518150988

約数和(自身を除く): 100816163

約数列:

[1, 5, 25, 821, 4105, 20333, 20525, 101665, 508325, 16693393, 83466965, 417334825]

約数ペア:

[(1, 417334825), (5, 83466965), (25, 16693393), (821, 508325), (4105, 101665), (20333, 20525)]