82380280

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4649}}^1$

素因数の和:5103

約数の個数: 32

約数和(自身を含む): 185814000

約数和(自身を除く): 103433720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4649, 8860, 9298, 17720, 18596, 23245, 37192, 46490, 92980, 185960, 2059507, 4119014, 8238028, 10297535, 16476056, 20595070, 41190140, 82380280]

約数ペア:

[(1, 82380280), (2, 41190140), (4, 20595070), (5, 16476056), (8, 10297535), (10, 8238028), (20, 4119014), (40, 2059507), (443, 185960), (886, 92980), (1772, 46490), (2215, 37192), (3544, 23245), (4430, 18596), (4649, 17720), (8860, 9298)]