90371395

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{1249}}^1$

素因数の和:1782

約数の個数: 16

約数和(自身を含む): 112500000

約数和(自身を除く): 22128605

約数列:

[1, 5, 29, 145, 499, 1249, 2495, 6245, 14471, 36221, 72355, 181105, 623251, 3116255, 18074279, 90371395]

約数ペア:

[(1, 90371395), (5, 18074279), (29, 3116255), (145, 623251), (499, 181105), (1249, 72355), (2495, 36221), (6245, 14471)]