80970785

素因数分解:

$5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{1979}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 113762880

約数和(自身を除く): 32792095

約数列:

[1, 5, 7, 35, 49, 167, 245, 835, 1169, 1979, 5845, 8183, 9895, 13853, 40915, 69265, 96971, 330493, 484855, 1652465, 2313451, 11567255, 16194157, 80970785]

約数ペア:

[(1, 80970785), (5, 16194157), (7, 11567255), (35, 2313451), (49, 1652465), (167, 484855), (245, 330493), (835, 96971), (1169, 69265), (1979, 40915), (5845, 13853), (8183, 9895)]