79965775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2239

約数の個数: 24

約数和(自身を含む): 105747200

約数和(自身を除く): 25781425

約数列:

[1, 5, 19, 25, 79, 95, 395, 475, 1501, 1975, 2131, 7505, 10655, 37525, 40489, 53275, 168349, 202445, 841745, 1012225, 3198631, 4208725, 15993155, 79965775]

約数ペア:

[(1, 79965775), (5, 15993155), (19, 4208725), (25, 3198631), (79, 1012225), (95, 841745), (395, 202445), (475, 168349), (1501, 53275), (1975, 40489), (2131, 37525), (7505, 10655)]