26000804540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8280511}}^1$

素因数の和:8280677

約数の個数: 24

約数和(自身を含む): 54949477632

約数和(自身を除く): 28948673092

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 8280511, 16561022, 33122044, 41402555, 82805110, 165610220, 1300040227, 2600080454, 5200160908, 6500201135, 13000402270, 26000804540]

約数ペア:

[(1, 26000804540), (2, 13000402270), (4, 6500201135), (5, 5200160908), (10, 2600080454), (20, 1300040227), (157, 165610220), (314, 82805110), (628, 41402555), (785, 33122044), (1570, 16561022), (3140, 8280511)]