80415292

素因数分解:

$2^2\times {\mathrm{317}}^1\times {\mathrm{63419}}^1$

素因数の和:63740

約数の個数: 12

約数和(自身を含む): 141172920

約数和(自身を除く): 60757628

約数列:

[1, 2, 4, 317, 634, 1268, 63419, 126838, 253676, 20103823, 40207646, 80415292]

約数ペア:

[(1, 80415292), (2, 40207646), (4, 20103823), (317, 253676), (634, 126838), (1268, 63419)]