826845968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 1778219520

約数和(自身を除く): 951373552

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 193, 208, 344, 386, 479, 559, 688, 772, 958, 1118, 1544, 1916, 2236, 2509, 3088, 3832, 4472, 5018, 6227, 7664, 8299, 8944, 10036, 12454, 16598, 20072, 20597, 24908, 33196, 40144, 41194, 49816, 66392, 82388, 92447, 99632, 107887, 132784, 164776, 184894, 215774, 267761, 329552, 369788, 431548, 535522, 739576, 863096, 1071044, 1201811, 1479152, 1726192, 2142088, 2403622, 3975221, 4284176, 4807244, 7950442, 9614488, 15900884, 19228976, 31801768, 51677873, 63603536, 103355746, 206711492, 413422984, 826845968]

約数ペア:

[(1, 826845968), (2, 413422984), (4, 206711492), (8, 103355746), (13, 63603536), (16, 51677873), (26, 31801768), (43, 19228976), (52, 15900884), (86, 9614488), (104, 7950442), (172, 4807244), (193, 4284176), (208, 3975221), (344, 2403622), (386, 2142088), (479, 1726192), (559, 1479152), (688, 1201811), (772, 1071044), (958, 863096), (1118, 739576), (1544, 535522), (1916, 431548), (2236, 369788), (2509, 329552), (3088, 267761), (3832, 215774), (4472, 184894), (5018, 164776), (6227, 132784), (7664, 107887), (8299, 99632), (8944, 92447), (10036, 82388), (12454, 66392), (16598, 49816), (20072, 41194), (20597, 40144), (24908, 33196)]