80865316

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{10657}}^1$

素因数の和:10939

約数の個数: 24

約数和(自身を含む): 162342656

約数和(自身を除く): 81477340

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 3794, 7588, 10657, 21314, 42628, 74599, 149198, 298396, 2888047, 5776094, 11552188, 20216329, 40432658, 80865316]

約数ペア:

[(1, 80865316), (2, 40432658), (4, 20216329), (7, 11552188), (14, 5776094), (28, 2888047), (271, 298396), (542, 149198), (1084, 74599), (1897, 42628), (3794, 21314), (7588, 10657)]