80877244

素因数分解:

$2^2\times 7^2\times {\mathrm{412639}}^1$

素因数の和:412657

約数の個数: 18

約数和(自身を含む): 164643360

約数和(自身を除く): 83766116

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 412639, 825278, 1650556, 2888473, 5776946, 11553892, 20219311, 40438622, 80877244]

約数ペア:

[(1, 80877244), (2, 40438622), (4, 20219311), (7, 11553892), (14, 5776946), (28, 2888473), (49, 1650556), (98, 825278), (196, 412639)]