81169370

素因数分解:

$2^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{9151}}^1$

素因数の和:10045

約数の個数: 16

約数和(自身を含む): 146285568

約数和(自身を除く): 65116198

約数列:

[1, 2, 5, 10, 887, 1774, 4435, 8870, 9151, 18302, 45755, 91510, 8116937, 16233874, 40584685, 81169370]

約数ペア:

[(1, 81169370), (2, 40584685), (5, 16233874), (10, 8116937), (887, 91510), (1774, 45755), (4435, 18302), (8870, 9151)]