80553398

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{1657}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 122559360

約数和(自身を除く): 42005962

約数列:

[1, 2, 109, 218, 223, 446, 1657, 3314, 24307, 48614, 180613, 361226, 369511, 739022, 40276699, 80553398]

約数ペア:

[(1, 80553398), (2, 40276699), (109, 739022), (218, 369511), (223, 361226), (446, 180613), (1657, 48614), (3314, 24307)]