66886400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{1493}}^1$

素因数の和:1526

約数の個数: 108

約数和(自身を含む): 189331632

約数和(自身を除く): 122445232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 1120, 1280, 1400, 1493, 1600, 1792, 2240, 2800, 2986, 3200, 4480, 5600, 5972, 6400, 7465, 8960, 10451, 11200, 11944, 14930, 20902, 22400, 23888, 29860, 37325, 41804, 44800, 47776, 52255, 59720, 74650, 83608, 95552, 104510, 119440, 149300, 167216, 191104, 209020, 238880, 261275, 298600, 334432, 382208, 418040, 477760, 522550, 597200, 668864, 836080, 955520, 1045100, 1194400, 1337728, 1672160, 1911040, 2090200, 2388800, 2675456, 3344320, 4180400, 4777600, 6688640, 8360800, 9555200, 13377280, 16721600, 33443200, 66886400]

約数ペア:

[(1, 66886400), (2, 33443200), (4, 16721600), (5, 13377280), (7, 9555200), (8, 8360800), (10, 6688640), (14, 4777600), (16, 4180400), (20, 3344320), (25, 2675456), (28, 2388800), (32, 2090200), (35, 1911040), (40, 1672160), (50, 1337728), (56, 1194400), (64, 1045100), (70, 955520), (80, 836080), (100, 668864), (112, 597200), (128, 522550), (140, 477760), (160, 418040), (175, 382208), (200, 334432), (224, 298600), (256, 261275), (280, 238880), (320, 209020), (350, 191104), (400, 167216), (448, 149300), (560, 119440), (640, 104510), (700, 95552), (800, 83608), (896, 74650), (1120, 59720), (1280, 52255), (1400, 47776), (1493, 44800), (1600, 41804), (1792, 37325), (2240, 29860), (2800, 23888), (2986, 22400), (3200, 20902), (4480, 14930), (5600, 11944), (5972, 11200), (6400, 10451), (7465, 8960)]