80490078

素因数分解:

$2^1\times 3^3\times {\mathrm{1490557}}^1$

素因数の和:1490568

約数の個数: 16

約数和(自身を含む): 178866960

約数和(自身を除く): 98376882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1490557, 2981114, 4471671, 8943342, 13415013, 26830026, 40245039, 80490078]

約数ペア:

[(1, 80490078), (2, 40245039), (3, 26830026), (6, 13415013), (9, 8943342), (18, 4471671), (27, 2981114), (54, 1490557)]