81518195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{3301}}^1$

素因数の和:3766

約数の個数: 16

約数和(自身を含む): 106984800

約数和(自身を除く): 25466605

約数列:

[1, 5, 11, 55, 449, 2245, 3301, 4939, 16505, 24695, 36311, 181555, 1482149, 7410745, 16303639, 81518195]

約数ペア:

[(1, 81518195), (5, 16303639), (11, 7410745), (55, 1482149), (449, 181555), (2245, 36311), (3301, 24695), (4939, 16505)]