80452700

素因数分解:

$2^2\times 5^2\times {\mathrm{563}}^1\times {\mathrm{1429}}^1$

素因数の和:2006

約数の個数: 36

約数和(自身を含む): 175014840

約数和(自身を除く): 94562140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 563, 1126, 1429, 2252, 2815, 2858, 5630, 5716, 7145, 11260, 14075, 14290, 28150, 28580, 35725, 56300, 71450, 142900, 804527, 1609054, 3218108, 4022635, 8045270, 16090540, 20113175, 40226350, 80452700]

約数ペア:

[(1, 80452700), (2, 40226350), (4, 20113175), (5, 16090540), (10, 8045270), (20, 4022635), (25, 3218108), (50, 1609054), (100, 804527), (563, 142900), (1126, 71450), (1429, 56300), (2252, 35725), (2815, 28580), (2858, 28150), (5630, 14290), (5716, 14075), (7145, 11260)]