80944825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 108618048

約数和(自身を除く): 27673223

約数列:

[1, 5, 13, 25, 65, 263, 325, 947, 1315, 3419, 4735, 6575, 12311, 17095, 23675, 61555, 85475, 249061, 307775, 1245305, 3237793, 6226525, 16188965, 80944825]

約数ペア:

[(1, 80944825), (5, 16188965), (13, 6226525), (25, 3237793), (65, 1245305), (263, 307775), (325, 249061), (947, 85475), (1315, 61555), (3419, 23675), (4735, 17095), (6575, 12311)]