25679548

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 45779552

約数和(自身を除く): 20100004

約数列:

[1, 2, 4, 103, 157, 206, 314, 397, 412, 628, 794, 1588, 16171, 32342, 40891, 62329, 64684, 81782, 124658, 163564, 249316, 6419887, 12839774, 25679548]

約数ペア:

[(1, 25679548), (2, 12839774), (4, 6419887), (103, 249316), (157, 163564), (206, 124658), (314, 81782), (397, 64684), (412, 62329), (628, 40891), (794, 32342), (1588, 16171)]