82963975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{449}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 108810000

約数和(自身を除く): 25846025

約数列:

[1, 5, 19, 25, 95, 389, 449, 475, 1945, 2245, 7391, 8531, 9725, 11225, 36955, 42655, 174661, 184775, 213275, 873305, 3318559, 4366525, 16592795, 82963975]

約数ペア:

[(1, 82963975), (5, 16592795), (19, 4366525), (25, 3318559), (95, 873305), (389, 213275), (449, 184775), (475, 174661), (1945, 42655), (2245, 36955), (7391, 11225), (8531, 9725)]