64910845

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 85653000

約数和(自身を除く): 20742155

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 1445, 1549, 2465, 7745, 8381, 26333, 41905, 44921, 131665, 224605, 447661, 763657, 2238305, 3818285, 12982169, 64910845]

約数ペア:

[(1, 64910845), (5, 12982169), (17, 3818285), (29, 2238305), (85, 763657), (145, 447661), (289, 224605), (493, 131665), (1445, 44921), (1549, 41905), (2465, 26333), (7745, 8381)]