209364850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97379}}^1$

素因数の和:97434

約数の個数: 24

約数和(自身を含む): 398478960

約数和(自身を除く): 189114110

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 97379, 194758, 486895, 973790, 2434475, 4187297, 4868950, 8374594, 20936485, 41872970, 104682425, 209364850]

約数ペア:

[(1, 209364850), (2, 104682425), (5, 41872970), (10, 20936485), (25, 8374594), (43, 4868950), (50, 4187297), (86, 2434475), (215, 973790), (430, 486895), (1075, 194758), (2150, 97379)]