51697925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 67828992

約数和(自身を除く): 16131067

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 1627, 6355, 8135, 31775, 40675, 50437, 66707, 252185, 333535, 1260925, 1667675, 2067917, 10339585, 51697925]

約数ペア:

[(1, 51697925), (5, 10339585), (25, 2067917), (31, 1667675), (41, 1260925), (155, 333535), (205, 252185), (775, 66707), (1025, 50437), (1271, 40675), (1627, 31775), (6355, 8135)]