85426580

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{4111}}^1$

素因数の和:5159

約数の個数: 24

約数和(自身を含む): 179612160

約数和(自身を除く): 94185580

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 4111, 4156, 5195, 8222, 10390, 16444, 20555, 20780, 41110, 82220, 4271329, 8542658, 17085316, 21356645, 42713290, 85426580]

約数ペア:

[(1, 85426580), (2, 42713290), (4, 21356645), (5, 17085316), (10, 8542658), (20, 4271329), (1039, 82220), (2078, 41110), (4111, 20780), (4156, 20555), (5195, 16444), (8222, 10390)]