47980225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 63433440

約数和(自身を除く): 15453215

約数列:

[1, 5, 19, 25, 83, 95, 415, 475, 1217, 1577, 2075, 6085, 7885, 23123, 30425, 39425, 101011, 115615, 505055, 578075, 1919209, 2525275, 9596045, 47980225]

約数ペア:

[(1, 47980225), (5, 9596045), (19, 2525275), (25, 1919209), (83, 578075), (95, 505055), (415, 115615), (475, 101011), (1217, 39425), (1577, 30425), (2075, 23123), (6085, 7885)]