51452620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{24977}}^1$

素因数の和:25089

約数の個数: 24

約数和(自身を含む): 109103904

約数和(自身を除く): 57651284

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 24977, 49954, 99908, 124885, 249770, 499540, 2572631, 5145262, 10290524, 12863155, 25726310, 51452620]

約数ペア:

[(1, 51452620), (2, 25726310), (4, 12863155), (5, 10290524), (10, 5145262), (20, 2572631), (103, 499540), (206, 249770), (412, 124885), (515, 99908), (1030, 49954), (2060, 24977)]