7424825

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 9642240

約数和(自身を除く): 2217415

約数列:

[1, 5, 25, 47, 71, 89, 235, 355, 445, 1175, 1775, 2225, 3337, 4183, 6319, 16685, 20915, 31595, 83425, 104575, 157975, 296993, 1484965, 7424825]

約数ペア:

[(1, 7424825), (5, 1484965), (25, 296993), (47, 157975), (71, 104575), (89, 83425), (235, 31595), (355, 20915), (445, 16685), (1175, 6319), (1775, 4183), (2225, 3337)]