90160025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{87961}}^1$

素因数の和:88012

約数の個数: 12

約数和(自身を含む): 114526524

約数和(自身を除く): 24366499

約数列:

[1, 5, 25, 41, 205, 1025, 87961, 439805, 2199025, 3606401, 18032005, 90160025]

約数ペア:

[(1, 90160025), (5, 18032005), (25, 3606401), (41, 2199025), (205, 439805), (1025, 87961)]