7885714520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1801}}^1$

素因数の和:2013

約数の個数: 128

約数和(自身を含む): 19337045760

約数和(自身を除く): 11451331240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 137, 170, 188, 235, 274, 340, 376, 470, 548, 680, 685, 799, 940, 1096, 1370, 1598, 1801, 1880, 2329, 2740, 3196, 3602, 3995, 4658, 5480, 6392, 6439, 7204, 7990, 9005, 9316, 11645, 12878, 14408, 15980, 18010, 18632, 23290, 25756, 30617, 31960, 32195, 36020, 46580, 51512, 61234, 64390, 72040, 84647, 93160, 109463, 122468, 128780, 153085, 169294, 218926, 244936, 246737, 257560, 306170, 338588, 423235, 437852, 493474, 547315, 612340, 677176, 846470, 875704, 986948, 1094630, 1224680, 1233685, 1438999, 1692940, 1973896, 2189260, 2467370, 2877998, 3385880, 4194529, 4378520, 4934740, 5755996, 7194995, 8389058, 9869480, 11511992, 11596639, 14389990, 16778116, 20972645, 23193278, 28779980, 33556232, 41945290, 46386556, 57559960, 57983195, 83890580, 92773112, 115966390, 167781160, 197142863, 231932780, 394285726, 463865560, 788571452, 985714315, 1577142904, 1971428630, 3942857260, 7885714520]

約数ペア:

[(1, 7885714520), (2, 3942857260), (4, 1971428630), (5, 1577142904), (8, 985714315), (10, 788571452), (17, 463865560), (20, 394285726), (34, 231932780), (40, 197142863), (47, 167781160), (68, 115966390), (85, 92773112), (94, 83890580), (136, 57983195), (137, 57559960), (170, 46386556), (188, 41945290), (235, 33556232), (274, 28779980), (340, 23193278), (376, 20972645), (470, 16778116), (548, 14389990), (680, 11596639), (685, 11511992), (799, 9869480), (940, 8389058), (1096, 7194995), (1370, 5755996), (1598, 4934740), (1801, 4378520), (1880, 4194529), (2329, 3385880), (2740, 2877998), (3196, 2467370), (3602, 2189260), (3995, 1973896), (4658, 1692940), (5480, 1438999), (6392, 1233685), (6439, 1224680), (7204, 1094630), (7990, 986948), (9005, 875704), (9316, 846470), (11645, 677176), (12878, 612340), (14408, 547315), (15980, 493474), (18010, 437852), (18632, 423235), (23290, 338588), (25756, 306170), (30617, 257560), (31960, 246737), (32195, 244936), (36020, 218926), (46580, 169294), (51512, 153085), (61234, 128780), (64390, 122468), (72040, 109463), (84647, 93160)]