81390935

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{5569}}^1$

素因数の和:5690

約数の個数: 16

約数和(自身を含む): 101596800

約数和(自身を除く): 20205865

約数列:

[1, 5, 37, 79, 185, 395, 2923, 5569, 14615, 27845, 206053, 439951, 1030265, 2199755, 16278187, 81390935]

約数ペア:

[(1, 81390935), (5, 16278187), (37, 2199755), (79, 1030265), (185, 439951), (395, 206053), (2923, 27845), (5569, 14615)]