81117856

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{24611}}^1$

素因数の和:24724

約数の個数: 24

約数和(自身を含む): 161257824

約数和(自身を除く): 80139968

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 24611, 49222, 98444, 196888, 393776, 787552, 2534933, 5069866, 10139732, 20279464, 40558928, 81117856]

約数ペア:

[(1, 81117856), (2, 40558928), (4, 20279464), (8, 10139732), (16, 5069866), (32, 2534933), (103, 787552), (206, 393776), (412, 196888), (824, 98444), (1648, 49222), (3296, 24611)]