78639128

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{124429}}^1$

素因数の和:124514

約数の個数: 16

約数和(自身を含む): 149316000

約数和(自身を除く): 70676872

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 124429, 248858, 497716, 995432, 9829891, 19659782, 39319564, 78639128]

約数ペア:

[(1, 78639128), (2, 39319564), (4, 19659782), (8, 9829891), (79, 995432), (158, 497716), (316, 248858), (632, 124429)]