82140160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 88

約数和(自身を含む): 201031776

約数和(自身を除く): 118891616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 263, 305, 320, 488, 512, 526, 610, 640, 976, 1024, 1052, 1220, 1280, 1315, 1952, 2104, 2440, 2560, 2630, 3904, 4208, 4880, 5120, 5260, 7808, 8416, 9760, 10520, 15616, 16043, 16832, 19520, 21040, 31232, 32086, 33664, 39040, 42080, 62464, 64172, 67328, 78080, 80215, 84160, 128344, 134656, 156160, 160430, 168320, 256688, 269312, 312320, 320860, 336640, 513376, 641720, 673280, 1026752, 1283440, 1346560, 2053504, 2566880, 4107008, 5133760, 8214016, 10267520, 16428032, 20535040, 41070080, 82140160]

約数ペア:

[(1, 82140160), (2, 41070080), (4, 20535040), (5, 16428032), (8, 10267520), (10, 8214016), (16, 5133760), (20, 4107008), (32, 2566880), (40, 2053504), (61, 1346560), (64, 1283440), (80, 1026752), (122, 673280), (128, 641720), (160, 513376), (244, 336640), (256, 320860), (263, 312320), (305, 269312), (320, 256688), (488, 168320), (512, 160430), (526, 156160), (610, 134656), (640, 128344), (976, 84160), (1024, 80215), (1052, 78080), (1220, 67328), (1280, 64172), (1315, 62464), (1952, 42080), (2104, 39040), (2440, 33664), (2560, 32086), (2630, 31232), (3904, 21040), (4208, 19520), (4880, 16832), (5120, 16043), (5260, 15616), (7808, 10520), (8416, 9760)]