28510825

素因数分解:

$5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 40658112

約数和(自身を除く): 12147287

約数列:

[1, 5, 7, 25, 35, 175, 197, 827, 985, 1379, 4135, 4925, 5789, 6895, 20675, 28945, 34475, 144725, 162919, 814595, 1140433, 4072975, 5702165, 28510825]

約数ペア:

[(1, 28510825), (5, 5702165), (7, 4072975), (25, 1140433), (35, 814595), (175, 162919), (197, 144725), (827, 34475), (985, 28945), (1379, 20675), (4135, 6895), (4925, 5789)]