25802960

素因数分解:

$2^4\times 5^1\times {\mathrm{322537}}^1$

素因数の和:322550

約数の個数: 20

約数和(自身を含む): 59992068

約数和(自身を除く): 34189108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 322537, 645074, 1290148, 1612685, 2580296, 3225370, 5160592, 6450740, 12901480, 25802960]

約数ペア:

[(1, 25802960), (2, 12901480), (4, 6450740), (5, 5160592), (8, 3225370), (10, 2580296), (16, 1612685), (20, 1290148), (40, 645074), (80, 322537)]