80491664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{457339}}^1$

素因数の和:457358

約数の個数: 20

約数和(自身を含む): 170130480

約数和(自身を除く): 89638816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 457339, 914678, 1829356, 3658712, 5030729, 7317424, 10061458, 20122916, 40245832, 80491664]

約数ペア:

[(1, 80491664), (2, 40245832), (4, 20122916), (8, 10061458), (11, 7317424), (16, 5030729), (22, 3658712), (44, 1829356), (88, 914678), (176, 457339)]