82800620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2803}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 199734528

約数和(自身を除く): 116933908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2803, 2954, 4220, 5606, 5908, 7385, 11212, 14015, 14770, 19621, 28030, 29540, 39242, 56060, 78484, 98105, 196210, 392420, 591433, 1182866, 2365732, 2957165, 4140031, 5914330, 8280062, 11828660, 16560124, 20700155, 41400310, 82800620]

約数ペア:

[(1, 82800620), (2, 41400310), (4, 20700155), (5, 16560124), (7, 11828660), (10, 8280062), (14, 5914330), (20, 4140031), (28, 2957165), (35, 2365732), (70, 1182866), (140, 591433), (211, 392420), (422, 196210), (844, 98105), (1055, 78484), (1477, 56060), (2110, 39242), (2803, 29540), (2954, 28030), (4220, 19621), (5606, 14770), (5908, 14015), (7385, 11212)]