128580704

素因数分解:

$2^5\times 7^2\times {\mathrm{82003}}^1$

素因数の和:82027

約数の個数: 36

約数和(自身を含む): 294476364

約数和(自身を除く): 165895660

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 82003, 164006, 328012, 574021, 656024, 1148042, 1312048, 2296084, 2624096, 4018147, 4592168, 8036294, 9184336, 16072588, 18368672, 32145176, 64290352, 128580704]

約数ペア:

[(1, 128580704), (2, 64290352), (4, 32145176), (7, 18368672), (8, 16072588), (14, 9184336), (16, 8036294), (28, 4592168), (32, 4018147), (49, 2624096), (56, 2296084), (98, 1312048), (112, 1148042), (196, 656024), (224, 574021), (392, 328012), (784, 164006), (1568, 82003)]