27431366680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{105619}}^1$

素因数の和:105824

約数の個数: 64

約数和(自身を含む): 63574790400

約数和(自身を除く): 36143423720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 151, 172, 215, 302, 344, 430, 604, 755, 860, 1208, 1510, 1720, 3020, 6040, 6493, 12986, 25972, 32465, 51944, 64930, 105619, 129860, 211238, 259720, 422476, 528095, 844952, 1056190, 2112380, 4224760, 4541617, 9083234, 15948469, 18166468, 22708085, 31896938, 36332936, 45416170, 63793876, 79742345, 90832340, 127587752, 159484690, 181664680, 318969380, 637938760, 685784167, 1371568334, 2743136668, 3428920835, 5486273336, 6857841670, 13715683340, 27431366680]

約数ペア:

[(1, 27431366680), (2, 13715683340), (4, 6857841670), (5, 5486273336), (8, 3428920835), (10, 2743136668), (20, 1371568334), (40, 685784167), (43, 637938760), (86, 318969380), (151, 181664680), (172, 159484690), (215, 127587752), (302, 90832340), (344, 79742345), (430, 63793876), (604, 45416170), (755, 36332936), (860, 31896938), (1208, 22708085), (1510, 18166468), (1720, 15948469), (3020, 9083234), (6040, 4541617), (6493, 4224760), (12986, 2112380), (25972, 1056190), (32465, 844952), (51944, 528095), (64930, 422476), (105619, 259720), (129860, 211238)]