81523060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{140557}}^1$

素因数の和:140595

約数の個数: 24

約数和(自身を含む): 177103080

約数和(自身を除く): 95580020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 140557, 281114, 562228, 702785, 1405570, 2811140, 4076153, 8152306, 16304612, 20380765, 40761530, 81523060]

約数ペア:

[(1, 81523060), (2, 40761530), (4, 20380765), (5, 16304612), (10, 8152306), (20, 4076153), (29, 2811140), (58, 1405570), (116, 702785), (145, 562228), (290, 281114), (580, 140557)]