65668400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 120

約数和(自身を含む): 184512000

約数和(自身を除く): 118843600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 140, 175, 188, 200, 235, 280, 329, 350, 376, 400, 470, 499, 560, 658, 700, 752, 940, 998, 1175, 1316, 1400, 1645, 1880, 1996, 2350, 2495, 2632, 2800, 3290, 3493, 3760, 3992, 4700, 4990, 5264, 6580, 6986, 7984, 8225, 9400, 9980, 12475, 13160, 13972, 16450, 17465, 18800, 19960, 23453, 24950, 26320, 27944, 32900, 34930, 39920, 46906, 49900, 55888, 65800, 69860, 87325, 93812, 99800, 117265, 131600, 139720, 164171, 174650, 187624, 199600, 234530, 279440, 328342, 349300, 375248, 469060, 586325, 656684, 698600, 820855, 938120, 1172650, 1313368, 1397200, 1641710, 1876240, 2345300, 2626736, 3283420, 4104275, 4690600, 6566840, 8208550, 9381200, 13133680, 16417100, 32834200, 65668400]

約数ペア:

[(1, 65668400), (2, 32834200), (4, 16417100), (5, 13133680), (7, 9381200), (8, 8208550), (10, 6566840), (14, 4690600), (16, 4104275), (20, 3283420), (25, 2626736), (28, 2345300), (35, 1876240), (40, 1641710), (47, 1397200), (50, 1313368), (56, 1172650), (70, 938120), (80, 820855), (94, 698600), (100, 656684), (112, 586325), (140, 469060), (175, 375248), (188, 349300), (200, 328342), (235, 279440), (280, 234530), (329, 199600), (350, 187624), (376, 174650), (400, 164171), (470, 139720), (499, 131600), (560, 117265), (658, 99800), (700, 93812), (752, 87325), (940, 69860), (998, 65800), (1175, 55888), (1316, 49900), (1400, 46906), (1645, 39920), (1880, 34930), (1996, 32900), (2350, 27944), (2495, 26320), (2632, 24950), (2800, 23453), (3290, 19960), (3493, 18800), (3760, 17465), (3992, 16450), (4700, 13972), (4990, 13160), (5264, 12475), (6580, 9980), (6986, 9400), (7984, 8225)]