320469225

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{51481}}^1$

素因数の和:51577

約数の個数: 24

約数和(自身を含む): 536236512

約数和(自身を除く): 215767287

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 415, 1245, 2075, 6225, 51481, 154443, 257405, 772215, 1287025, 3861075, 4272923, 12818769, 21364615, 64093845, 106823075, 320469225]

約数ペア:

[(1, 320469225), (3, 106823075), (5, 64093845), (15, 21364615), (25, 12818769), (75, 4272923), (83, 3861075), (249, 1287025), (415, 772215), (1245, 257405), (2075, 154443), (6225, 51481)]