72139456

素因数分解:

$2^6\times {\mathrm{643}}^1\times {\mathrm{1753}}^1$

素因数の和:2408

約数の個数: 28

約数和(自身を含む): 143456152

約数和(自身を除く): 71316696

約数列:

[1, 2, 4, 8, 16, 32, 64, 643, 1286, 1753, 2572, 3506, 5144, 7012, 10288, 14024, 20576, 28048, 41152, 56096, 112192, 1127179, 2254358, 4508716, 9017432, 18034864, 36069728, 72139456]

約数ペア:

[(1, 72139456), (2, 36069728), (4, 18034864), (8, 9017432), (16, 4508716), (32, 2254358), (64, 1127179), (643, 112192), (1286, 56096), (1753, 41152), (2572, 28048), (3506, 20576), (5144, 14024), (7012, 10288)]