87538885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80681}}^1$

素因数の和:80724

約数の個数: 16

約数和(自身を含む): 123927552

約数和(自身を除く): 36388667

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 80681, 403405, 564767, 2501111, 2823835, 12505555, 17507777, 87538885]

約数ペア:

[(1, 87538885), (5, 17507777), (7, 12505555), (31, 2823835), (35, 2501111), (155, 564767), (217, 403405), (1085, 80681)]