208060855

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{2531}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 256501728

約数和(自身を除く): 48440873

約数列:

[1, 5, 41, 205, 401, 2005, 2531, 12655, 16441, 82205, 103771, 518855, 1014931, 5074655, 41612171, 208060855]

約数ペア:

[(1, 208060855), (5, 41612171), (41, 5074655), (205, 1014931), (401, 518855), (2005, 103771), (2531, 82205), (12655, 16441)]