80640306

素因数分解:

$2^1\times 3^3\times {\mathrm{1493339}}^1$

素因数の和:1493350

約数の個数: 16

約数和(自身を含む): 179200800

約数和(自身を除く): 98560494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1493339, 2986678, 4480017, 8960034, 13440051, 26880102, 40320153, 80640306]

約数ペア:

[(1, 80640306), (2, 40320153), (3, 26880102), (6, 13440051), (9, 8960034), (18, 4480017), (27, 2986678), (54, 1493339)]