820342784

素因数分解:

$2^{12}\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 104

約数和(自身を含む): 1761392640

約数和(自身を除く): 941049856

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 127, 128, 152, 166, 254, 256, 304, 332, 508, 512, 608, 664, 1016, 1024, 1216, 1328, 1577, 2032, 2048, 2413, 2432, 2656, 3154, 4064, 4096, 4826, 4864, 5312, 6308, 8128, 9652, 9728, 10541, 10624, 12616, 16256, 19304, 19456, 21082, 21248, 25232, 32512, 38608, 38912, 42164, 42496, 50464, 65024, 77216, 77824, 84328, 84992, 100928, 130048, 154432, 168656, 169984, 200279, 201856, 260096, 308864, 337312, 339968, 400558, 403712, 520192, 617728, 674624, 801116, 807424, 1235456, 1349248, 1602232, 1614848, 2470912, 2698496, 3204464, 3229696, 4941824, 5396992, 6408928, 6459392, 9883648, 10793984, 12817856, 21587968, 25635712, 43175936, 51271424, 102542848, 205085696, 410171392, 820342784]

約数ペア:

[(1, 820342784), (2, 410171392), (4, 205085696), (8, 102542848), (16, 51271424), (19, 43175936), (32, 25635712), (38, 21587968), (64, 12817856), (76, 10793984), (83, 9883648), (127, 6459392), (128, 6408928), (152, 5396992), (166, 4941824), (254, 3229696), (256, 3204464), (304, 2698496), (332, 2470912), (508, 1614848), (512, 1602232), (608, 1349248), (664, 1235456), (1016, 807424), (1024, 801116), (1216, 674624), (1328, 617728), (1577, 520192), (2032, 403712), (2048, 400558), (2413, 339968), (2432, 337312), (2656, 308864), (3154, 260096), (4064, 201856), (4096, 200279), (4826, 169984), (4864, 168656), (5312, 154432), (6308, 130048), (8128, 100928), (9652, 84992), (9728, 84328), (10541, 77824), (10624, 77216), (12616, 65024), (16256, 50464), (19304, 42496), (19456, 42164), (21082, 38912), (21248, 38608), (25232, 32512)]