126645760

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:895

約数の個数: 80

約数和(自身を含む): 309011472

約数和(自身を除く): 182365712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 811, 976, 1220, 1280, 1622, 1952, 2440, 2560, 3244, 3904, 4055, 4880, 6488, 7808, 8110, 9760, 12976, 15616, 16220, 19520, 25952, 31232, 32440, 39040, 49471, 51904, 64880, 78080, 98942, 103808, 129760, 156160, 197884, 207616, 247355, 259520, 395768, 415232, 494710, 519040, 791536, 989420, 1038080, 1583072, 1978840, 2076160, 3166144, 3957680, 6332288, 7915360, 12664576, 15830720, 25329152, 31661440, 63322880, 126645760]

約数ペア:

[(1, 126645760), (2, 63322880), (4, 31661440), (5, 25329152), (8, 15830720), (10, 12664576), (16, 7915360), (20, 6332288), (32, 3957680), (40, 3166144), (61, 2076160), (64, 1978840), (80, 1583072), (122, 1038080), (128, 989420), (160, 791536), (244, 519040), (256, 494710), (305, 415232), (320, 395768), (488, 259520), (512, 247355), (610, 207616), (640, 197884), (811, 156160), (976, 129760), (1220, 103808), (1280, 98942), (1622, 78080), (1952, 64880), (2440, 51904), (2560, 49471), (3244, 39040), (3904, 32440), (4055, 31232), (4880, 25952), (6488, 19520), (7808, 16220), (8110, 15616), (9760, 12976)]