161710568

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{78653}}^1$

素因数の和:78916

約数の個数: 16

約数和(自身を含む): 304390980

約数和(自身を除く): 142680412

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 78653, 157306, 314612, 629224, 20213821, 40427642, 80855284, 161710568]

約数ペア:

[(1, 161710568), (2, 80855284), (4, 40427642), (8, 20213821), (257, 629224), (514, 314612), (1028, 157306), (2056, 78653)]