90662540

素因数分解:

$2^2\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{2551}}^1$

素因数の和:4337

約数の個数: 24

約数和(自身を含む): 190573152

約数和(自身を除く): 99910612

約数列:

[1, 2, 4, 5, 10, 20, 1777, 2551, 3554, 5102, 7108, 8885, 10204, 12755, 17770, 25510, 35540, 51020, 4533127, 9066254, 18132508, 22665635, 45331270, 90662540]

約数ペア:

[(1, 90662540), (2, 45331270), (4, 22665635), (5, 18132508), (10, 9066254), (20, 4533127), (1777, 51020), (2551, 35540), (3554, 25510), (5102, 17770), (7108, 12755), (8885, 10204)]