81264512

素因数分解:

$2^7\times 7^1\times {\mathrm{90697}}^1$

素因数の和:90718

約数の個数: 32

約数和(自身を含む): 185023920

約数和(自身を除く): 103759408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 90697, 181394, 362788, 634879, 725576, 1269758, 1451152, 2539516, 2902304, 5079032, 5804608, 10158064, 11609216, 20316128, 40632256, 81264512]

約数ペア:

[(1, 81264512), (2, 40632256), (4, 20316128), (7, 11609216), (8, 10158064), (14, 5804608), (16, 5079032), (28, 2902304), (32, 2539516), (56, 1451152), (64, 1269758), (112, 725576), (128, 634879), (224, 362788), (448, 181394), (896, 90697)]