71583904

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 72

約数和(自身を含む): 166507488

約数和(自身を除く): 94923584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 643, 784, 994, 1136, 1286, 1568, 1988, 2272, 2572, 3479, 3976, 4501, 5144, 6958, 7952, 9002, 10288, 13916, 15904, 18004, 20576, 27832, 31507, 36008, 45653, 55664, 63014, 72016, 91306, 111328, 126028, 144032, 182612, 252056, 319571, 365224, 504112, 639142, 730448, 1008224, 1278284, 1460896, 2236997, 2556568, 4473994, 5113136, 8947988, 10226272, 17895976, 35791952, 71583904]

約数ペア:

[(1, 71583904), (2, 35791952), (4, 17895976), (7, 10226272), (8, 8947988), (14, 5113136), (16, 4473994), (28, 2556568), (32, 2236997), (49, 1460896), (56, 1278284), (71, 1008224), (98, 730448), (112, 639142), (142, 504112), (196, 365224), (224, 319571), (284, 252056), (392, 182612), (497, 144032), (568, 126028), (643, 111328), (784, 91306), (994, 72016), (1136, 63014), (1286, 55664), (1568, 45653), (1988, 36008), (2272, 31507), (2572, 27832), (3479, 20576), (3976, 18004), (4501, 15904), (5144, 13916), (6958, 10288), (7952, 9002)]