87761020

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{8111}}^1$

素因数の和:8661

約数の個数: 24

約数和(自身を含む): 184661568

約数和(自身を除く): 96900548

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 8111, 10820, 16222, 32444, 40555, 81110, 162220, 4388051, 8776102, 17552204, 21940255, 43880510, 87761020]

約数ペア:

[(1, 87761020), (2, 43880510), (4, 21940255), (5, 17552204), (10, 8776102), (20, 4388051), (541, 162220), (1082, 81110), (2164, 40555), (2705, 32444), (5410, 16222), (8111, 10820)]