71582225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20023}}^1$

素因数の和:20057

約数の個数: 24

約数和(自身を含む): 104284992

約数和(自身を除く): 32702767

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 20023, 100115, 220253, 260299, 500575, 1101265, 1301495, 2863289, 5506325, 6507475, 14316445, 71582225]

約数ペア:

[(1, 71582225), (5, 14316445), (11, 6507475), (13, 5506325), (25, 2863289), (55, 1301495), (65, 1101265), (143, 500575), (275, 260299), (325, 220253), (715, 100115), (3575, 20023)]