87289480

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2477}}^1$

素因数の和:3369

約数の個数: 32

約数和(自身を含む): 196703640

約数和(自身を除く): 109414160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 2477, 3524, 4405, 4954, 7048, 8810, 9908, 12385, 17620, 19816, 24770, 35240, 49540, 99080, 2182237, 4364474, 8728948, 10911185, 17457896, 21822370, 43644740, 87289480]

約数ペア:

[(1, 87289480), (2, 43644740), (4, 21822370), (5, 17457896), (8, 10911185), (10, 8728948), (20, 4364474), (40, 2182237), (881, 99080), (1762, 49540), (2477, 35240), (3524, 24770), (4405, 19816), (4954, 17620), (7048, 12385), (8810, 9908)]