64065260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457609}}^1$

素因数の和:457625

約数の個数: 24

約数和(自身を含む): 153756960

約数和(自身を除く): 89691700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457609, 915218, 1830436, 2288045, 3203263, 4576090, 6406526, 9152180, 12813052, 16016315, 32032630, 64065260]

約数ペア:

[(1, 64065260), (2, 32032630), (4, 16016315), (5, 12813052), (7, 9152180), (10, 6406526), (14, 4576090), (20, 3203263), (28, 2288045), (35, 1830436), (70, 915218), (140, 457609)]