676834816

素因数分解:

$2^9\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1639

約数の個数: 80

約数和(自身を含む): 1558757376

約数和(自身を除く): 881922560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 508, 512, 889, 896, 1016, 1487, 1778, 1792, 2032, 2974, 3556, 3584, 4064, 5948, 7112, 8128, 10409, 11896, 14224, 16256, 20818, 23792, 28448, 32512, 41636, 47584, 56896, 65024, 83272, 95168, 113792, 166544, 188849, 190336, 227584, 333088, 377698, 380672, 455168, 666176, 755396, 761344, 1321943, 1332352, 1510792, 2643886, 2664704, 3021584, 5287772, 5329408, 6043168, 10575544, 12086336, 21151088, 24172672, 42302176, 48345344, 84604352, 96690688, 169208704, 338417408, 676834816]

約数ペア:

[(1, 676834816), (2, 338417408), (4, 169208704), (7, 96690688), (8, 84604352), (14, 48345344), (16, 42302176), (28, 24172672), (32, 21151088), (56, 12086336), (64, 10575544), (112, 6043168), (127, 5329408), (128, 5287772), (224, 3021584), (254, 2664704), (256, 2643886), (448, 1510792), (508, 1332352), (512, 1321943), (889, 761344), (896, 755396), (1016, 666176), (1487, 455168), (1778, 380672), (1792, 377698), (2032, 333088), (2974, 227584), (3556, 190336), (3584, 188849), (4064, 166544), (5948, 113792), (7112, 95168), (8128, 83272), (10409, 65024), (11896, 56896), (14224, 47584), (16256, 41636), (20818, 32512), (23792, 28448)]