168439256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{25771}}^1$

素因数の和:25839

約数の個数: 32

約数和(自身を含む): 340190400

約数和(自身を除く): 171751144

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 25771, 51542, 103084, 206168, 489649, 979298, 1108153, 1958596, 2216306, 3917192, 4432612, 8865224, 21054907, 42109814, 84219628, 168439256]

約数ペア:

[(1, 168439256), (2, 84219628), (4, 42109814), (8, 21054907), (19, 8865224), (38, 4432612), (43, 3917192), (76, 2216306), (86, 1958596), (152, 1108153), (172, 979298), (344, 489649), (817, 206168), (1634, 103084), (3268, 51542), (6536, 25771)]