85642436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{9781}}^1$

素因数の和:9995

約数の個数: 24

約数和(自身を含む): 164337600

約数和(自身を除く): 78695164

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 9781, 19562, 39124, 107591, 215182, 430364, 1946419, 3892838, 7785676, 21410609, 42821218, 85642436]

約数ペア:

[(1, 85642436), (2, 42821218), (4, 21410609), (11, 7785676), (22, 3892838), (44, 1946419), (199, 430364), (398, 215182), (796, 107591), (2189, 39124), (4378, 19562), (8756, 9781)]