26489600

素因数分解:

$2^8\times 5^2\times {\mathrm{4139}}^1$

素因数の和:4165

約数の個数: 54

約数和(自身を含む): 65581740

約数和(自身を除く): 39092140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 4139, 6400, 8278, 16556, 20695, 33112, 41390, 66224, 82780, 103475, 132448, 165560, 206950, 264896, 331120, 413900, 529792, 662240, 827800, 1059584, 1324480, 1655600, 2648960, 3311200, 5297920, 6622400, 13244800, 26489600]

約数ペア:

[(1, 26489600), (2, 13244800), (4, 6622400), (5, 5297920), (8, 3311200), (10, 2648960), (16, 1655600), (20, 1324480), (25, 1059584), (32, 827800), (40, 662240), (50, 529792), (64, 413900), (80, 331120), (100, 264896), (128, 206950), (160, 165560), (200, 132448), (256, 103475), (320, 82780), (400, 66224), (640, 41390), (800, 33112), (1280, 20695), (1600, 16556), (3200, 8278), (4139, 6400)]