66997600

素因数分解:

$2^5\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1112

約数の個数: 72

約数和(自身を含む): 165692520

約数和(自身を除く): 98694920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 83, 100, 160, 166, 200, 332, 400, 415, 664, 800, 830, 1009, 1328, 1660, 2018, 2075, 2656, 3320, 4036, 4150, 5045, 6640, 8072, 8300, 10090, 13280, 16144, 16600, 20180, 25225, 32288, 33200, 40360, 50450, 66400, 80720, 83747, 100900, 161440, 167494, 201800, 334988, 403600, 418735, 669976, 807200, 837470, 1339952, 1674940, 2093675, 2679904, 3349880, 4187350, 6699760, 8374700, 13399520, 16749400, 33498800, 66997600]

約数ペア:

[(1, 66997600), (2, 33498800), (4, 16749400), (5, 13399520), (8, 8374700), (10, 6699760), (16, 4187350), (20, 3349880), (25, 2679904), (32, 2093675), (40, 1674940), (50, 1339952), (80, 837470), (83, 807200), (100, 669976), (160, 418735), (166, 403600), (200, 334988), (332, 201800), (400, 167494), (415, 161440), (664, 100900), (800, 83747), (830, 80720), (1009, 66400), (1328, 50450), (1660, 40360), (2018, 33200), (2075, 32288), (2656, 25225), (3320, 20180), (4036, 16600), (4150, 16144), (5045, 13280), (6640, 10090), (8072, 8300)]