157027540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191497}}^1$

素因数の和:191547

約数の個数: 24

約数和(自身を含む): 337802472

約数和(自身を除く): 180774932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 191497, 382994, 765988, 957485, 1914970, 3829940, 7851377, 15702754, 31405508, 39256885, 78513770, 157027540]

約数ペア:

[(1, 157027540), (2, 78513770), (4, 39256885), (5, 31405508), (10, 15702754), (20, 7851377), (41, 3829940), (82, 1914970), (164, 957485), (205, 765988), (410, 382994), (820, 191497)]