331320025

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{197803}}^1$

素因数の和:197880

約数の個数: 12

約数和(自身を含む): 416970832

約数和(自身を除く): 85650807

約数列:

[1, 5, 25, 67, 335, 1675, 197803, 989015, 4945075, 13252801, 66264005, 331320025]

約数ペア:

[(1, 331320025), (5, 66264005), (25, 13252801), (67, 4945075), (335, 989015), (1675, 197803)]