57081520

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2713}}^1$

素因数の和:2989

約数の個数: 40

約数和(自身を含む): 133268256

約数和(自身を除く): 76186736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 2713, 4208, 5260, 5426, 10520, 10852, 13565, 21040, 21704, 27130, 43408, 54260, 108520, 217040, 713519, 1427038, 2854076, 3567595, 5708152, 7135190, 11416304, 14270380, 28540760, 57081520]

約数ペア:

[(1, 57081520), (2, 28540760), (4, 14270380), (5, 11416304), (8, 7135190), (10, 5708152), (16, 3567595), (20, 2854076), (40, 1427038), (80, 713519), (263, 217040), (526, 108520), (1052, 54260), (1315, 43408), (2104, 27130), (2630, 21704), (2713, 21040), (4208, 13565), (5260, 10852), (5426, 10520)]