28626175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 37537280

約数和(自身を除く): 8911105

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 859, 1075, 1333, 4295, 6665, 21475, 26629, 33325, 36937, 133145, 184685, 665725, 923425, 1145047, 5725235, 28626175]

約数ペア:

[(1, 28626175), (5, 5725235), (25, 1145047), (31, 923425), (43, 665725), (155, 184685), (215, 133145), (775, 36937), (859, 33325), (1075, 26629), (1333, 21475), (4295, 6665)]