80747696

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{123091}}^1$

素因数の和:123140

約数の個数: 20

約数和(自身を含む): 160265784

約数和(自身を除く): 79518088

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 123091, 246182, 492364, 984728, 1969456, 5046731, 10093462, 20186924, 40373848, 80747696]

約数ペア:

[(1, 80747696), (2, 40373848), (4, 20186924), (8, 10093462), (16, 5046731), (41, 1969456), (82, 984728), (164, 492364), (328, 246182), (656, 123091)]