839725525

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{3929}}^1$

素因数の和:4125

約数の個数: 24

約数和(自身を含む): 1064306880

約数和(自身を除く): 224581355

約数列:

[1, 5, 25, 83, 103, 415, 515, 2075, 2575, 3929, 8549, 19645, 42745, 98225, 213725, 326107, 404687, 1630535, 2023435, 8152675, 10117175, 33589021, 167945105, 839725525]

約数ペア:

[(1, 839725525), (5, 167945105), (25, 33589021), (83, 10117175), (103, 8152675), (415, 2023435), (515, 1630535), (2075, 404687), (2575, 326107), (3929, 213725), (8549, 98225), (19645, 42745)]