20161280765

素因数分解:

$5^1\times {\mathrm{409}}^1\times {\mathrm{1123}}^1\times {\mathrm{8779}}^1$

素因数の和:10316

約数の個数: 16

約数和(自身を含む): 24277051200

約数和(自身を除く): 4115770435

約数列:

[1, 5, 409, 1123, 2045, 5615, 8779, 43895, 459307, 2296535, 3590611, 9858817, 17953055, 49294085, 4032256153, 20161280765]

約数ペア:

[(1, 20161280765), (5, 4032256153), (409, 49294085), (1123, 17953055), (2045, 9858817), (5615, 3590611), (8779, 2296535), (43895, 459307)]