83609540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5479}}^1$

素因数の和:5604

約数の個数: 48

約数和(自身を含む): 202540800

約数和(自身を除く): 118931260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5479, 7630, 10958, 15260, 21916, 27395, 38353, 54790, 76706, 109580, 153412, 191765, 383530, 597211, 767060, 1194422, 2388844, 2986055, 4180477, 5972110, 8360954, 11944220, 16721908, 20902385, 41804770, 83609540]

約数ペア:

[(1, 83609540), (2, 41804770), (4, 20902385), (5, 16721908), (7, 11944220), (10, 8360954), (14, 5972110), (20, 4180477), (28, 2986055), (35, 2388844), (70, 1194422), (109, 767060), (140, 597211), (218, 383530), (436, 191765), (545, 153412), (763, 109580), (1090, 76706), (1526, 54790), (2180, 38353), (3052, 27395), (3815, 21916), (5479, 15260), (7630, 10958)]