61239875

素因数分解:

$5^3\times {\mathrm{691}}^1\times {\mathrm{709}}^1$

素因数の和:1415

約数の個数: 16

約数和(自身を含む): 76645920

約数和(自身を除く): 15406045

約数列:

[1, 5, 25, 125, 691, 709, 3455, 3545, 17275, 17725, 86375, 88625, 489919, 2449595, 12247975, 61239875]

約数ペア:

[(1, 61239875), (5, 12247975), (25, 2449595), (125, 489919), (691, 88625), (709, 86375), (3455, 17725), (3545, 17275)]