51031120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{91127}}^1$

素因数の和:91147

約数の個数: 40

約数和(自身を含む): 135598464

約数和(自身を除く): 84567344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 91127, 182254, 364508, 455635, 637889, 729016, 911270, 1275778, 1458032, 1822540, 2551556, 3189445, 3645080, 5103112, 6378890, 7290160, 10206224, 12757780, 25515560, 51031120]

約数ペア:

[(1, 51031120), (2, 25515560), (4, 12757780), (5, 10206224), (7, 7290160), (8, 6378890), (10, 5103112), (14, 3645080), (16, 3189445), (20, 2551556), (28, 1822540), (35, 1458032), (40, 1275778), (56, 911270), (70, 729016), (80, 637889), (112, 455635), (140, 364508), (280, 182254), (560, 91127)]