3240311125

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{237821}}^1$

素因数の和:237945

約数の個数: 16

約数和(自身を含む): 4081025520

約数和(自身を除く): 840714395

約数列:

[1, 5, 25, 109, 125, 545, 2725, 13625, 237821, 1189105, 5945525, 25922489, 29727625, 129612445, 648062225, 3240311125]

約数ペア:

[(1, 3240311125), (5, 648062225), (25, 129612445), (109, 29727625), (125, 25922489), (545, 5945525), (2725, 1189105), (13625, 237821)]