80991155

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{43661}}^1$

素因数の和:43726

約数の個数: 16

約数和(自身を含む): 113171904

約数和(自身を除く): 32180749

約数列:

[1, 5, 7, 35, 53, 265, 371, 1855, 43661, 218305, 305627, 1528135, 2314033, 11570165, 16198231, 80991155]

約数ペア:

[(1, 80991155), (5, 16198231), (7, 11570165), (35, 2314033), (53, 1528135), (265, 305627), (371, 218305), (1855, 43661)]