80621996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{221489}}^1$

素因数の和:221513

約数の個数: 24

約数和(自身を含む): 173648160

約数和(自身を除く): 93026164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 221489, 442978, 885956, 1550423, 2879357, 3100846, 5758714, 6201692, 11517428, 20155499, 40310998, 80621996]

約数ペア:

[(1, 80621996), (2, 40310998), (4, 20155499), (7, 11517428), (13, 6201692), (14, 5758714), (26, 3100846), (28, 2879357), (52, 1550423), (91, 885956), (182, 442978), (364, 221489)]