78242564

素因数分解:

$2^2\times {\mathrm{2207}}^1\times {\mathrm{8863}}^1$

素因数の和:11074

約数の個数: 12

約数和(自身を含む): 137001984

約数和(自身を除く): 58759420

約数列:

[1, 2, 4, 2207, 4414, 8828, 8863, 17726, 35452, 19560641, 39121282, 78242564]

約数ペア:

[(1, 78242564), (2, 39121282), (4, 19560641), (2207, 35452), (4414, 17726), (8828, 8863)]