87666445

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 106627248

約数和(自身を除く): 18960803

約数列:

[1, 5, 157, 181, 617, 785, 905, 3085, 28417, 96869, 111677, 142085, 484345, 558385, 17533289, 87666445]

約数ペア:

[(1, 87666445), (5, 17533289), (157, 558385), (181, 484345), (617, 142085), (785, 111677), (905, 96869), (3085, 28417)]