81197312

素因数分解:

$2^8\times 7^2\times {\mathrm{6473}}^1$

素因数の和:6503

約数の個数: 54

約数和(自身を含む): 188568198

約数和(自身を除く): 107370886

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 6473, 12544, 12946, 25892, 45311, 51784, 90622, 103568, 181244, 207136, 317177, 362488, 414272, 634354, 724976, 828544, 1268708, 1449952, 1657088, 2537416, 2899904, 5074832, 5799808, 10149664, 11599616, 20299328, 40598656, 81197312]

約数ペア:

[(1, 81197312), (2, 40598656), (4, 20299328), (7, 11599616), (8, 10149664), (14, 5799808), (16, 5074832), (28, 2899904), (32, 2537416), (49, 1657088), (56, 1449952), (64, 1268708), (98, 828544), (112, 724976), (128, 634354), (196, 414272), (224, 362488), (256, 317177), (392, 207136), (448, 181244), (784, 103568), (896, 90622), (1568, 51784), (1792, 45311), (3136, 25892), (6272, 12946), (6473, 12544)]