28895600

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 120

約数和(自身を含む): 74727360

約数和(自身を除く): 45831760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 47, 50, 53, 58, 80, 94, 100, 106, 116, 145, 188, 200, 212, 232, 235, 265, 290, 376, 400, 424, 464, 470, 530, 580, 725, 752, 848, 940, 1060, 1160, 1175, 1325, 1363, 1450, 1537, 1880, 2120, 2320, 2350, 2491, 2650, 2726, 2900, 3074, 3760, 4240, 4700, 4982, 5300, 5452, 5800, 6148, 6815, 7685, 9400, 9964, 10600, 10904, 11600, 12296, 12455, 13630, 15370, 18800, 19928, 21200, 21808, 24592, 24910, 27260, 30740, 34075, 38425, 39856, 49820, 54520, 61480, 62275, 68150, 72239, 76850, 99640, 109040, 122960, 124550, 136300, 144478, 153700, 199280, 249100, 272600, 288956, 307400, 361195, 498200, 545200, 577912, 614800, 722390, 996400, 1155824, 1444780, 1805975, 2889560, 3611950, 5779120, 7223900, 14447800, 28895600]

約数ペア:

[(1, 28895600), (2, 14447800), (4, 7223900), (5, 5779120), (8, 3611950), (10, 2889560), (16, 1805975), (20, 1444780), (25, 1155824), (29, 996400), (40, 722390), (47, 614800), (50, 577912), (53, 545200), (58, 498200), (80, 361195), (94, 307400), (100, 288956), (106, 272600), (116, 249100), (145, 199280), (188, 153700), (200, 144478), (212, 136300), (232, 124550), (235, 122960), (265, 109040), (290, 99640), (376, 76850), (400, 72239), (424, 68150), (464, 62275), (470, 61480), (530, 54520), (580, 49820), (725, 39856), (752, 38425), (848, 34075), (940, 30740), (1060, 27260), (1160, 24910), (1175, 24592), (1325, 21808), (1363, 21200), (1450, 19928), (1537, 18800), (1880, 15370), (2120, 13630), (2320, 12455), (2350, 12296), (2491, 11600), (2650, 10904), (2726, 10600), (2900, 9964), (3074, 9400), (3760, 7685), (4240, 6815), (4700, 6148), (4982, 5800), (5300, 5452)]