51611860

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{2503}}^1$

素因数の和:3543

約数の個数: 24

約数和(自身を含む): 108533376

約数和(自身を除く): 56921516

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 2503, 4124, 5006, 5155, 10012, 10310, 12515, 20620, 25030, 50060, 2580593, 5161186, 10322372, 12902965, 25805930, 51611860]

約数ペア:

[(1, 51611860), (2, 25805930), (4, 12902965), (5, 10322372), (10, 5161186), (20, 2580593), (1031, 50060), (2062, 25030), (2503, 20620), (4124, 12515), (5006, 10310), (5155, 10012)]