206837440

素因数分解:

$2^6\times 5^1\times {\mathrm{797}}^1\times {\mathrm{811}}^1$

素因数の和:1625

約数の個数: 56

約数和(自身を含む): 493757712

約数和(自身を除く): 286920272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 797, 811, 1594, 1622, 3188, 3244, 3985, 4055, 6376, 6488, 7970, 8110, 12752, 12976, 15940, 16220, 25504, 25952, 31880, 32440, 51008, 51904, 63760, 64880, 127520, 129760, 255040, 259520, 646367, 1292734, 2585468, 3231835, 5170936, 6463670, 10341872, 12927340, 20683744, 25854680, 41367488, 51709360, 103418720, 206837440]

約数ペア:

[(1, 206837440), (2, 103418720), (4, 51709360), (5, 41367488), (8, 25854680), (10, 20683744), (16, 12927340), (20, 10341872), (32, 6463670), (40, 5170936), (64, 3231835), (80, 2585468), (160, 1292734), (320, 646367), (797, 259520), (811, 255040), (1594, 129760), (1622, 127520), (3188, 64880), (3244, 63760), (3985, 51904), (4055, 51008), (6376, 32440), (6488, 31880), (7970, 25952), (8110, 25504), (12752, 16220), (12976, 15940)]