128702995216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{4481}}^1$

素因数の和:5024

約数の個数: 80

約数和(自身を含む): 258232043520

約数和(自身を除く): 129529048304

約数列:

[1, 2, 4, 8, 16, 43, 86, 109, 172, 218, 344, 383, 436, 688, 766, 872, 1532, 1744, 3064, 4481, 4687, 6128, 8962, 9374, 16469, 17924, 18748, 32938, 35848, 37496, 41747, 65876, 71696, 74992, 83494, 131752, 166988, 192683, 263504, 333976, 385366, 488429, 667952, 770732, 976858, 1541464, 1716223, 1795121, 1953716, 3082928, 3432446, 3590242, 3907432, 6864892, 7180484, 7814864, 13729784, 14360968, 21002447, 27459568, 28721936, 42004894, 73797589, 84009788, 147595178, 168019576, 187068307, 295190356, 336039152, 374136614, 590380712, 748273228, 1180761424, 1496546456, 2993092912, 8043937201, 16087874402, 32175748804, 64351497608, 128702995216]

約数ペア:

[(1, 128702995216), (2, 64351497608), (4, 32175748804), (8, 16087874402), (16, 8043937201), (43, 2993092912), (86, 1496546456), (109, 1180761424), (172, 748273228), (218, 590380712), (344, 374136614), (383, 336039152), (436, 295190356), (688, 187068307), (766, 168019576), (872, 147595178), (1532, 84009788), (1744, 73797589), (3064, 42004894), (4481, 28721936), (4687, 27459568), (6128, 21002447), (8962, 14360968), (9374, 13729784), (16469, 7814864), (17924, 7180484), (18748, 6864892), (32938, 3907432), (35848, 3590242), (37496, 3432446), (41747, 3082928), (65876, 1953716), (71696, 1795121), (74992, 1716223), (83494, 1541464), (131752, 976858), (166988, 770732), (192683, 667952), (263504, 488429), (333976, 385366)]