68403712

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 151240320

約数和(自身を除く): 82836608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 239, 256, 344, 416, 478, 512, 559, 688, 832, 956, 1118, 1376, 1664, 1912, 2236, 2752, 3107, 3328, 3824, 4472, 5504, 6214, 6656, 7648, 8944, 10277, 11008, 12428, 15296, 17888, 20554, 22016, 24856, 30592, 35776, 41108, 49712, 61184, 71552, 82216, 99424, 122368, 133601, 143104, 164432, 198848, 267202, 286208, 328864, 397696, 534404, 657728, 795392, 1068808, 1315456, 1590784, 2137616, 2630912, 4275232, 5261824, 8550464, 17100928, 34201856, 68403712]

約数ペア:

[(1, 68403712), (2, 34201856), (4, 17100928), (8, 8550464), (13, 5261824), (16, 4275232), (26, 2630912), (32, 2137616), (43, 1590784), (52, 1315456), (64, 1068808), (86, 795392), (104, 657728), (128, 534404), (172, 397696), (208, 328864), (239, 286208), (256, 267202), (344, 198848), (416, 164432), (478, 143104), (512, 133601), (559, 122368), (688, 99424), (832, 82216), (956, 71552), (1118, 61184), (1376, 49712), (1664, 41108), (1912, 35776), (2236, 30592), (2752, 24856), (3107, 22016), (3328, 20554), (3824, 17888), (4472, 15296), (5504, 12428), (6214, 11008), (6656, 10277), (7648, 8944)]