68697488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3221}}^1$

素因数の和:3303

約数の個数: 40

約数和(自身を含む): 140633856

約数和(自身を除く): 71936368

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 3221, 5332, 6442, 10664, 12884, 21328, 25768, 51536, 99851, 138503, 199702, 277006, 399404, 554012, 798808, 1108024, 1597616, 2216048, 4293593, 8587186, 17174372, 34348744, 68697488]

約数ペア:

[(1, 68697488), (2, 34348744), (4, 17174372), (8, 8587186), (16, 4293593), (31, 2216048), (43, 1597616), (62, 1108024), (86, 798808), (124, 554012), (172, 399404), (248, 277006), (344, 199702), (496, 138503), (688, 99851), (1333, 51536), (2666, 25768), (3221, 21328), (5332, 12884), (6442, 10664)]