86688368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1019}}^1$

素因数の和:1449

約数の個数: 40

約数和(自身を含む): 181498800

約数和(自身を除く): 94810432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 818, 1019, 1636, 2038, 3272, 4076, 5317, 6544, 8152, 10634, 13247, 16304, 21268, 26494, 42536, 52988, 85072, 105976, 211952, 416771, 833542, 1667084, 3334168, 5418023, 6668336, 10836046, 21672092, 43344184, 86688368]

約数ペア:

[(1, 86688368), (2, 43344184), (4, 21672092), (8, 10836046), (13, 6668336), (16, 5418023), (26, 3334168), (52, 1667084), (104, 833542), (208, 416771), (409, 211952), (818, 105976), (1019, 85072), (1636, 52988), (2038, 42536), (3272, 26494), (4076, 21268), (5317, 16304), (6544, 13247), (8152, 10634)]