208025875

素因数分解:

$5^3\times {\mathrm{967}}^1\times {\mathrm{1721}}^1$

素因数の和:2703

約数の個数: 16

約数和(自身を含む): 260035776

約数和(自身を除く): 52009901

約数列:

[1, 5, 25, 125, 967, 1721, 4835, 8605, 24175, 43025, 120875, 215125, 1664207, 8321035, 41605175, 208025875]

約数ペア:

[(1, 208025875), (5, 41605175), (25, 8321035), (125, 1664207), (967, 215125), (1721, 120875), (4835, 43025), (8605, 24175)]