51709360

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{811}}^1$

素因数の和:1621

約数の個数: 40

約数和(自身を含む): 120523536

約数和(自身を除く): 68814176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 811, 1594, 1622, 3188, 3244, 3985, 4055, 6376, 6488, 7970, 8110, 12752, 12976, 15940, 16220, 31880, 32440, 63760, 64880, 646367, 1292734, 2585468, 3231835, 5170936, 6463670, 10341872, 12927340, 25854680, 51709360]

約数ペア:

[(1, 51709360), (2, 25854680), (4, 12927340), (5, 10341872), (8, 6463670), (10, 5170936), (16, 3231835), (20, 2585468), (40, 1292734), (80, 646367), (797, 64880), (811, 63760), (1594, 32440), (1622, 31880), (3188, 16220), (3244, 15940), (3985, 12976), (4055, 12752), (6376, 8110), (6488, 7970)]