51761620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25127}}^1$

素因数の和:25239

約数の個数: 24

約数和(自身を含む): 109759104

約数和(自身を除く): 57997484

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 25127, 50254, 100508, 125635, 251270, 502540, 2588081, 5176162, 10352324, 12940405, 25880810, 51761620]

約数ペア:

[(1, 51761620), (2, 25880810), (4, 12940405), (5, 10352324), (10, 5176162), (20, 2588081), (103, 502540), (206, 251270), (412, 125635), (515, 100508), (1030, 50254), (2060, 25127)]