4747625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2033

約数の個数: 16

約数和(自身を含む): 6240000

約数和(自身を除く): 1492375

約数列:

[1, 5, 19, 25, 95, 125, 475, 1999, 2375, 9995, 37981, 49975, 189905, 249875, 949525, 4747625]

約数ペア:

[(1, 4747625), (5, 949525), (19, 249875), (25, 189905), (95, 49975), (125, 37981), (475, 9995), (1999, 2375)]