80558384

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{25301}}^1$

素因数の和:25508

約数の個数: 20

約数和(自身を含む): 156872400

約数和(自身を除く): 76314016

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 25301, 50602, 101204, 202408, 404816, 5034899, 10069798, 20139596, 40279192, 80558384]

約数ペア:

[(1, 80558384), (2, 40279192), (4, 20139596), (8, 10069798), (16, 5034899), (199, 404816), (398, 202408), (796, 101204), (1592, 50602), (3184, 25301)]