205120944008

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{80883653}}^1$

素因数の和:80883976

約数の個数: 16

約数和(自身を含む): 385815029580

約数和(自身を除く): 180694085572

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 80883653, 161767306, 323534612, 647069224, 25640118001, 51280236002, 102560472004, 205120944008]

約数ペア:

[(1, 205120944008), (2, 102560472004), (4, 51280236002), (8, 25640118001), (317, 647069224), (634, 323534612), (1268, 161767306), (2536, 80883653)]