201321728

素因数分解:

$2^8\times {\mathrm{157}}^1\times {\mathrm{5009}}^1$

素因数の和:5182

約数の個数: 36

約数和(自身を含む): 404497380

約数和(自身を除く): 203175652

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 628, 1256, 2512, 5009, 5024, 10018, 10048, 20036, 20096, 40072, 40192, 80144, 160288, 320576, 641152, 786413, 1282304, 1572826, 3145652, 6291304, 12582608, 25165216, 50330432, 100660864, 201321728]

約数ペア:

[(1, 201321728), (2, 100660864), (4, 50330432), (8, 25165216), (16, 12582608), (32, 6291304), (64, 3145652), (128, 1572826), (157, 1282304), (256, 786413), (314, 641152), (628, 320576), (1256, 160288), (2512, 80144), (5009, 40192), (5024, 40072), (10018, 20096), (10048, 20036)]