80287136

素因数分解:

$2^5\times {\mathrm{223}}^1\times {\mathrm{11251}}^1$

素因数の和:11484

約数の個数: 24

約数和(自身を含む): 158788224

約数和(自身を除く): 78501088

約数列:

[1, 2, 4, 8, 16, 32, 223, 446, 892, 1784, 3568, 7136, 11251, 22502, 45004, 90008, 180016, 360032, 2508973, 5017946, 10035892, 20071784, 40143568, 80287136]

約数ペア:

[(1, 80287136), (2, 40143568), (4, 20071784), (8, 10035892), (16, 5017946), (32, 2508973), (223, 360032), (446, 180016), (892, 90008), (1784, 45004), (3568, 22502), (7136, 11251)]