40572544

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{1609}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 81288900

約数和(自身を除く): 40716356

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 1609, 3152, 3218, 6304, 6436, 12608, 12872, 25216, 25744, 51488, 102976, 205952, 316973, 633946, 1267892, 2535784, 5071568, 10143136, 20286272, 40572544]

約数ペア:

[(1, 40572544), (2, 20286272), (4, 10143136), (8, 5071568), (16, 2535784), (32, 1267892), (64, 633946), (128, 316973), (197, 205952), (394, 102976), (788, 51488), (1576, 25744), (1609, 25216), (3152, 12872), (3218, 12608), (6304, 6436)]