25620725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2597

約数の個数: 24

約数和(自身を含む): 35331072

約数和(自身を除く): 9710347

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 2543, 10075, 12715, 33059, 63575, 78833, 165295, 394165, 826475, 1024829, 1970825, 5124145, 25620725]

約数ペア:

[(1, 25620725), (5, 5124145), (13, 1970825), (25, 1024829), (31, 826475), (65, 394165), (155, 165295), (325, 78833), (403, 63575), (775, 33059), (2015, 12715), (2543, 10075)]