505310416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78367}}^1$

素因数の和:78419

約数の個数: 40

約数和(自身を含む): 1088374784

約数和(自身を除く): 583064368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 78367, 156734, 313468, 626936, 1018771, 1253872, 2037542, 2429377, 4075084, 4858754, 8150168, 9717508, 16300336, 19435016, 31581901, 38870032, 63163802, 126327604, 252655208, 505310416]

約数ペア:

[(1, 505310416), (2, 252655208), (4, 126327604), (8, 63163802), (13, 38870032), (16, 31581901), (26, 19435016), (31, 16300336), (52, 9717508), (62, 8150168), (104, 4858754), (124, 4075084), (208, 2429377), (248, 2037542), (403, 1253872), (496, 1018771), (806, 626936), (1612, 313468), (3224, 156734), (6448, 78367)]