19125275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 25883760

約数和(自身を除く): 6758485

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 709, 1079, 2075, 3545, 5395, 9217, 17725, 26975, 46085, 58847, 230425, 294235, 765011, 1471175, 3825055, 19125275]

約数ペア:

[(1, 19125275), (5, 3825055), (13, 1471175), (25, 765011), (65, 294235), (83, 230425), (325, 58847), (415, 46085), (709, 26975), (1079, 17725), (2075, 9217), (3545, 5395)]