681564736

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{2999}}^1$

素因数の和:3131

約数の個数: 56

約数和(自身を含む): 1399032000

約数和(自身を除く): 717467264

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 67, 106, 134, 212, 268, 424, 536, 848, 1072, 1696, 2144, 2999, 3392, 3551, 4288, 5998, 7102, 11996, 14204, 23992, 28408, 47984, 56816, 95968, 113632, 158947, 191936, 200933, 227264, 317894, 401866, 635788, 803732, 1271576, 1607464, 2543152, 3214928, 5086304, 6429856, 10172608, 10649449, 12859712, 21298898, 42597796, 85195592, 170391184, 340782368, 681564736]

約数ペア:

[(1, 681564736), (2, 340782368), (4, 170391184), (8, 85195592), (16, 42597796), (32, 21298898), (53, 12859712), (64, 10649449), (67, 10172608), (106, 6429856), (134, 5086304), (212, 3214928), (268, 2543152), (424, 1607464), (536, 1271576), (848, 803732), (1072, 635788), (1696, 401866), (2144, 317894), (2999, 227264), (3392, 200933), (3551, 191936), (4288, 158947), (5998, 113632), (7102, 95968), (11996, 56816), (14204, 47984), (23992, 28408)]