208089856

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2077

約数の個数: 72

約数和(自身を含む): 461976704

約数和(自身を除く): 253886848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 2017, 3224, 3328, 3968, 4034, 6448, 7936, 8068, 12896, 16136, 25792, 26221, 32272, 51584, 52442, 62527, 64544, 103168, 104884, 125054, 129088, 209768, 250108, 258176, 419536, 500216, 516352, 812851, 839072, 1000432, 1625702, 1678144, 2000864, 3251404, 3356288, 4001728, 6502808, 6712576, 8003456, 13005616, 16006912, 26011232, 52022464, 104044928, 208089856]

約数ペア:

[(1, 208089856), (2, 104044928), (4, 52022464), (8, 26011232), (13, 16006912), (16, 13005616), (26, 8003456), (31, 6712576), (32, 6502808), (52, 4001728), (62, 3356288), (64, 3251404), (104, 2000864), (124, 1678144), (128, 1625702), (208, 1000432), (248, 839072), (256, 812851), (403, 516352), (416, 500216), (496, 419536), (806, 258176), (832, 250108), (992, 209768), (1612, 129088), (1664, 125054), (1984, 104884), (2017, 103168), (3224, 64544), (3328, 62527), (3968, 52442), (4034, 51584), (6448, 32272), (7936, 26221), (8068, 25792), (12896, 16136)]