12611875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1224

約数の個数: 20

約数和(自身を含む): 16700904

約数和(自身を除く): 4089029

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 1187, 2125, 5935, 10625, 20179, 29675, 100895, 148375, 504475, 741875, 2522375, 12611875]

約数ペア:

[(1, 12611875), (5, 2522375), (17, 741875), (25, 504475), (85, 148375), (125, 100895), (425, 29675), (625, 20179), (1187, 10625), (2125, 5935)]