7679311600

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2195

約数の個数: 120

約数和(自身を含む): 18837522000

約数和(自身を除く): 11158210400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 109, 178, 200, 218, 356, 400, 436, 445, 545, 712, 872, 890, 1090, 1424, 1744, 1780, 1979, 2180, 2225, 2725, 3560, 3958, 4360, 4450, 5450, 7120, 7916, 8720, 8900, 9701, 9895, 10900, 15832, 17800, 19402, 19790, 21800, 31664, 35600, 38804, 39580, 43600, 48505, 49475, 77608, 79160, 97010, 98950, 155216, 158320, 176131, 194020, 197900, 215711, 242525, 352262, 388040, 395800, 431422, 485050, 704524, 776080, 791600, 862844, 880655, 970100, 1078555, 1409048, 1725688, 1761310, 1940200, 2157110, 2818096, 3451376, 3522620, 3880400, 4314220, 4403275, 5392775, 7045240, 8628440, 8806550, 10785550, 14090480, 17256880, 17613100, 19198279, 21571100, 35226200, 38396558, 43142200, 70452400, 76793116, 86284400, 95991395, 153586232, 191982790, 307172464, 383965580, 479956975, 767931160, 959913950, 1535862320, 1919827900, 3839655800, 7679311600]

約数ペア:

[(1, 7679311600), (2, 3839655800), (4, 1919827900), (5, 1535862320), (8, 959913950), (10, 767931160), (16, 479956975), (20, 383965580), (25, 307172464), (40, 191982790), (50, 153586232), (80, 95991395), (89, 86284400), (100, 76793116), (109, 70452400), (178, 43142200), (200, 38396558), (218, 35226200), (356, 21571100), (400, 19198279), (436, 17613100), (445, 17256880), (545, 14090480), (712, 10785550), (872, 8806550), (890, 8628440), (1090, 7045240), (1424, 5392775), (1744, 4403275), (1780, 4314220), (1979, 3880400), (2180, 3522620), (2225, 3451376), (2725, 2818096), (3560, 2157110), (3958, 1940200), (4360, 1761310), (4450, 1725688), (5450, 1409048), (7120, 1078555), (7916, 970100), (8720, 880655), (8900, 862844), (9701, 791600), (9895, 776080), (10900, 704524), (15832, 485050), (17800, 431422), (19402, 395800), (19790, 388040), (21800, 352262), (31664, 242525), (35600, 215711), (38804, 197900), (39580, 194020), (43600, 176131), (48505, 158320), (49475, 155216), (77608, 98950), (79160, 97010)]