80165260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572609}}^1$

素因数の和:572625

約数の個数: 24

約数和(自身を含む): 192396960

約数和(自身を除く): 112231700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572609, 1145218, 2290436, 2863045, 4008263, 5726090, 8016526, 11452180, 16033052, 20041315, 40082630, 80165260]

約数ペア:

[(1, 80165260), (2, 40082630), (4, 20041315), (5, 16033052), (7, 11452180), (10, 8016526), (14, 5726090), (20, 4008263), (28, 2863045), (35, 2290436), (70, 1145218), (140, 572609)]