78636290

素因数分解:

$2^1\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{5581}}^1$

素因数の和:6997

約数の個数: 16

約数和(自身を含む): 141671160

約数和(自身を除く): 63034870

約数列:

[1, 2, 5, 10, 1409, 2818, 5581, 7045, 11162, 14090, 27905, 55810, 7863629, 15727258, 39318145, 78636290]

約数ペア:

[(1, 78636290), (2, 39318145), (5, 15727258), (10, 7863629), (1409, 55810), (2818, 27905), (5581, 14090), (7045, 11162)]