77850620

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{11027}}^1$

素因数の和:11389

約数の個数: 24

約数和(自身を含む): 163964304

約数和(自身を除く): 86113684

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 11027, 22054, 44108, 55135, 110270, 220540, 3892531, 7785062, 15570124, 19462655, 38925310, 77850620]

約数ペア:

[(1, 77850620), (2, 38925310), (4, 19462655), (5, 15570124), (10, 7785062), (20, 3892531), (353, 220540), (706, 110270), (1412, 55135), (1765, 44108), (3530, 22054), (7060, 11027)]