80821059208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{439244887}}^1$

素因数の和:439244916

約数の個数: 16

約数和(自身を含む): 158128159680

約数和(自身を除く): 77307100472

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 439244887, 878489774, 1756979548, 3513959096, 10102632401, 20205264802, 40410529604, 80821059208]

約数ペア:

[(1, 80821059208), (2, 40410529604), (4, 20205264802), (8, 10102632401), (23, 3513959096), (46, 1756979548), (92, 878489774), (184, 439244887)]