25656064

素因数分解:

$2^8\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 59521280

約数和(自身を除く): 33865216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 139, 206, 224, 256, 278, 412, 448, 556, 721, 824, 896, 973, 1112, 1442, 1648, 1792, 1946, 2224, 2884, 3296, 3892, 4448, 5768, 6592, 7784, 8896, 11536, 13184, 14317, 15568, 17792, 23072, 26368, 28634, 31136, 35584, 46144, 57268, 62272, 92288, 100219, 114536, 124544, 184576, 200438, 229072, 249088, 400876, 458144, 801752, 916288, 1603504, 1832576, 3207008, 3665152, 6414016, 12828032, 25656064]

約数ペア:

[(1, 25656064), (2, 12828032), (4, 6414016), (7, 3665152), (8, 3207008), (14, 1832576), (16, 1603504), (28, 916288), (32, 801752), (56, 458144), (64, 400876), (103, 249088), (112, 229072), (128, 200438), (139, 184576), (206, 124544), (224, 114536), (256, 100219), (278, 92288), (412, 62272), (448, 57268), (556, 46144), (721, 35584), (824, 31136), (896, 28634), (973, 26368), (1112, 23072), (1442, 17792), (1648, 15568), (1792, 14317), (1946, 13184), (2224, 11536), (2884, 8896), (3296, 7784), (3892, 6592), (4448, 5768)]