25221955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{919}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 33120000

約数和(自身を除く): 7898045

約数列:

[1, 5, 11, 55, 499, 919, 2495, 4595, 5489, 10109, 27445, 50545, 458581, 2292905, 5044391, 25221955]

約数ペア:

[(1, 25221955), (5, 5044391), (11, 2292905), (55, 458581), (499, 50545), (919, 27445), (2495, 10109), (4595, 5489)]