80129425

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 102627360

約数和(自身を除く): 22497935

約数列:

[1, 5, 25, 43, 131, 215, 569, 655, 1075, 2845, 3275, 5633, 14225, 24467, 28165, 74539, 122335, 140825, 372695, 611675, 1863475, 3205177, 16025885, 80129425]

約数ペア:

[(1, 80129425), (5, 16025885), (25, 3205177), (43, 1863475), (131, 611675), (215, 372695), (569, 140825), (655, 122335), (1075, 74539), (2845, 28165), (3275, 24467), (5633, 14225)]