51417400

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{811}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 120070440

約数和(自身を除く): 68653040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 634, 811, 1268, 1585, 1622, 2536, 3170, 3244, 4055, 6340, 6488, 7925, 8110, 12680, 15850, 16220, 20275, 31700, 32440, 40550, 63400, 81100, 162200, 257087, 514174, 1028348, 1285435, 2056696, 2570870, 5141740, 6427175, 10283480, 12854350, 25708700, 51417400]

約数ペア:

[(1, 51417400), (2, 25708700), (4, 12854350), (5, 10283480), (8, 6427175), (10, 5141740), (20, 2570870), (25, 2056696), (40, 1285435), (50, 1028348), (100, 514174), (200, 257087), (317, 162200), (634, 81100), (811, 63400), (1268, 40550), (1585, 32440), (1622, 31700), (2536, 20275), (3170, 16220), (3244, 15850), (4055, 12680), (6340, 8110), (6488, 7925)]