65792140

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{9319}}^1$

素因数の和:9681

約数の個数: 24

約数和(自身を含む): 138569760

約数和(自身を除く): 72777620

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 9319, 18638, 37276, 46595, 93190, 186380, 3289607, 6579214, 13158428, 16448035, 32896070, 65792140]

約数ペア:

[(1, 65792140), (2, 32896070), (4, 16448035), (5, 13158428), (10, 6579214), (20, 3289607), (353, 186380), (706, 93190), (1412, 46595), (1765, 37276), (3530, 18638), (7060, 9319)]