50891920

素因数分解:

$2^4\times 5^1\times {\mathrm{636149}}^1$

素因数の和:636162

約数の個数: 20

約数和(自身を含む): 118323900

約数和(自身を除く): 67431980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 636149, 1272298, 2544596, 3180745, 5089192, 6361490, 10178384, 12722980, 25445960, 50891920]

約数ペア:

[(1, 50891920), (2, 25445960), (4, 12722980), (5, 10178384), (8, 6361490), (10, 5089192), (16, 3180745), (20, 2544596), (40, 1272298), (80, 636149)]