50891975

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{5639}}^1$

素因数の和:5687

約数の個数: 18

約数和(自身を含む): 66614040

約数和(自身を除く): 15722065

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 5639, 9025, 28195, 107141, 140975, 535705, 2035679, 2678525, 10178395, 50891975]

約数ペア:

[(1, 50891975), (5, 10178395), (19, 2678525), (25, 2035679), (95, 535705), (361, 140975), (475, 107141), (1805, 28195), (5639, 9025)]