90897805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{2131}}^1$

素因数の和:2604

約数の個数: 16

約数和(自身を含む): 115128000

約数和(自身を除く): 24230195

約数列:

[1, 5, 19, 95, 449, 2131, 2245, 8531, 10655, 40489, 42655, 202445, 956819, 4784095, 18179561, 90897805]

約数ペア:

[(1, 90897805), (5, 18179561), (19, 4784095), (95, 956819), (449, 202445), (2131, 42655), (2245, 40489), (8531, 10655)]