82802564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{122489}}^1$

素因数の和:122519

約数の個数: 18

約数和(自身を含む): 156909690

約数和(自身を除く): 74107126

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 122489, 244978, 489956, 1592357, 3184714, 6369428, 20700641, 41401282, 82802564]

約数ペア:

[(1, 82802564), (2, 41401282), (4, 20700641), (13, 6369428), (26, 3184714), (52, 1592357), (169, 489956), (338, 244978), (676, 122489)]