25892080

素因数分解:

$2^4\times 5^1\times {\mathrm{323651}}^1$

素因数の和:323664

約数の個数: 20

約数和(自身を含む): 60199272

約数和(自身を除く): 34307192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 323651, 647302, 1294604, 1618255, 2589208, 3236510, 5178416, 6473020, 12946040, 25892080]

約数ペア:

[(1, 25892080), (2, 12946040), (4, 6473020), (5, 5178416), (8, 3236510), (10, 2589208), (16, 1618255), (20, 1294604), (40, 647302), (80, 323651)]