15777625

素因数分解:

$5^3\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1245

約数の個数: 16

約数和(自身を含む): 19882512

約数和(自身を除く): 4104887

約数列:

[1, 5, 25, 113, 125, 565, 1117, 2825, 5585, 14125, 27925, 126221, 139625, 631105, 3155525, 15777625]

約数ペア:

[(1, 15777625), (5, 3155525), (25, 631105), (113, 139625), (125, 126221), (565, 27925), (1117, 14125), (2825, 5585)]