85757320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2909}}^1$

素因数の和:2998

約数の個数: 64

約数和(自身を含む): 213710400

約数和(自身を除く): 127953080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2909, 2948, 3685, 5818, 5896, 7370, 11636, 14545, 14740, 23272, 29090, 29480, 31999, 58180, 63998, 116360, 127996, 159995, 194903, 255992, 319990, 389806, 639980, 779612, 974515, 1279960, 1559224, 1949030, 2143933, 3898060, 4287866, 7796120, 8575732, 10719665, 17151464, 21439330, 42878660, 85757320]

約数ペア:

[(1, 85757320), (2, 42878660), (4, 21439330), (5, 17151464), (8, 10719665), (10, 8575732), (11, 7796120), (20, 4287866), (22, 3898060), (40, 2143933), (44, 1949030), (55, 1559224), (67, 1279960), (88, 974515), (110, 779612), (134, 639980), (220, 389806), (268, 319990), (335, 255992), (440, 194903), (536, 159995), (670, 127996), (737, 116360), (1340, 63998), (1474, 58180), (2680, 31999), (2909, 29480), (2948, 29090), (3685, 23272), (5818, 14740), (5896, 14545), (7370, 11636)]