2566900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 6735680

約数和(自身を除く): 4168780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 193, 266, 350, 380, 386, 475, 532, 665, 700, 772, 950, 965, 1330, 1351, 1900, 1930, 2660, 2702, 3325, 3667, 3860, 4825, 5404, 6650, 6755, 7334, 9650, 13300, 13510, 14668, 18335, 19300, 25669, 27020, 33775, 36670, 51338, 67550, 73340, 91675, 102676, 128345, 135100, 183350, 256690, 366700, 513380, 641725, 1283450, 2566900]

約数ペア:

[(1, 2566900), (2, 1283450), (4, 641725), (5, 513380), (7, 366700), (10, 256690), (14, 183350), (19, 135100), (20, 128345), (25, 102676), (28, 91675), (35, 73340), (38, 67550), (50, 51338), (70, 36670), (76, 33775), (95, 27020), (100, 25669), (133, 19300), (140, 18335), (175, 14668), (190, 13510), (193, 13300), (266, 9650), (350, 7334), (380, 6755), (386, 6650), (475, 5404), (532, 4825), (665, 3860), (700, 3667), (772, 3325), (950, 2702), (965, 2660), (1330, 1930), (1351, 1900)]