28928800

素因数分解:

$2^5\times 5^2\times {\mathrm{36161}}^1$

素因数の和:36181

約数の個数: 36

約数和(自身を含む): 70624386

約数和(自身を除く): 41695586

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 36161, 72322, 144644, 180805, 289288, 361610, 578576, 723220, 904025, 1157152, 1446440, 1808050, 2892880, 3616100, 5785760, 7232200, 14464400, 28928800]

約数ペア:

[(1, 28928800), (2, 14464400), (4, 7232200), (5, 5785760), (8, 3616100), (10, 2892880), (16, 1808050), (20, 1446440), (25, 1157152), (32, 904025), (40, 723220), (50, 578576), (80, 361610), (100, 289288), (160, 180805), (200, 144644), (400, 72322), (800, 36161)]