7210225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 9874368

約数和(自身を除く): 2664143

約数列:

[1, 5, 11, 25, 55, 157, 167, 275, 785, 835, 1727, 1837, 3925, 4175, 8635, 9185, 26219, 43175, 45925, 131095, 288409, 655475, 1442045, 7210225]

約数ペア:

[(1, 7210225), (5, 1442045), (11, 655475), (25, 288409), (55, 131095), (157, 45925), (167, 43175), (275, 26219), (785, 9185), (835, 8635), (1727, 4175), (1837, 3925)]