53678812360

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3281101}}^1$

素因数の和:3281521

約数の個数: 32

約数和(自身を含む): 121072663800

約数和(自身を除く): 67393851440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 16360, 3281101, 6562202, 13124404, 16405505, 26248808, 32811010, 65622020, 131244040, 1341970309, 2683940618, 5367881236, 6709851545, 10735762472, 13419703090, 26839406180, 53678812360]

約数ペア:

[(1, 53678812360), (2, 26839406180), (4, 13419703090), (5, 10735762472), (8, 6709851545), (10, 5367881236), (20, 2683940618), (40, 1341970309), (409, 131244040), (818, 65622020), (1636, 32811010), (2045, 26248808), (3272, 16405505), (4090, 13124404), (8180, 6562202), (16360, 3281101)]