54269540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208729}}^1$

素因数の和:208751

約数の個数: 24

約数和(自身を含む): 122733240

約数和(自身を除く): 68463700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 208729, 417458, 834916, 1043645, 2087290, 2713477, 4174580, 5426954, 10853908, 13567385, 27134770, 54269540]

約数ペア:

[(1, 54269540), (2, 27134770), (4, 13567385), (5, 10853908), (10, 5426954), (13, 4174580), (20, 2713477), (26, 2087290), (52, 1043645), (65, 834916), (130, 417458), (260, 208729)]