15955475

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 20489760

約数和(自身を除く): 4534285

約数列:

[1, 5, 25, 71, 89, 101, 355, 445, 505, 1775, 2225, 2525, 6319, 7171, 8989, 31595, 35855, 44945, 157975, 179275, 224725, 638219, 3191095, 15955475]

約数ペア:

[(1, 15955475), (5, 3191095), (25, 638219), (71, 224725), (89, 179275), (101, 157975), (355, 44945), (445, 35855), (505, 31595), (1775, 8989), (2225, 7171), (2525, 6319)]