164180200

素因数分解:

$2^3\times 5^2\times {\mathrm{820901}}^1$

素因数の和:820917

約数の個数: 24

約数和(自身を含む): 381719430

約数和(自身を除く): 217539230

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 820901, 1641802, 3283604, 4104505, 6567208, 8209010, 16418020, 20522525, 32836040, 41045050, 82090100, 164180200]

約数ペア:

[(1, 164180200), (2, 82090100), (4, 41045050), (5, 32836040), (8, 20522525), (10, 16418020), (20, 8209010), (25, 6567208), (40, 4104505), (50, 3283604), (100, 1641802), (200, 820901)]