55250260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212501}}^1$

素因数の和:212523

約数の個数: 24

約数和(自身を含む): 124951176

約数和(自身を除く): 69700916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 212501, 425002, 850004, 1062505, 2125010, 2762513, 4250020, 5525026, 11050052, 13812565, 27625130, 55250260]

約数ペア:

[(1, 55250260), (2, 27625130), (4, 13812565), (5, 11050052), (10, 5525026), (13, 4250020), (20, 2762513), (26, 2125010), (52, 1062505), (65, 850004), (130, 425002), (260, 212501)]