8157464

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 18677760

約数和(自身を除く): 10520296

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 127, 148, 217, 248, 254, 259, 296, 434, 508, 518, 868, 889, 1016, 1036, 1147, 1736, 1778, 2072, 2294, 3556, 3937, 4588, 4699, 7112, 7874, 8029, 9176, 9398, 15748, 16058, 18796, 27559, 31496, 32116, 32893, 37592, 55118, 64232, 65786, 110236, 131572, 145669, 220472, 263144, 291338, 582676, 1019683, 1165352, 2039366, 4078732, 8157464]

約数ペア:

[(1, 8157464), (2, 4078732), (4, 2039366), (7, 1165352), (8, 1019683), (14, 582676), (28, 291338), (31, 263144), (37, 220472), (56, 145669), (62, 131572), (74, 110236), (124, 65786), (127, 64232), (148, 55118), (217, 37592), (248, 32893), (254, 32116), (259, 31496), (296, 27559), (434, 18796), (508, 16058), (518, 15748), (868, 9398), (889, 9176), (1016, 8029), (1036, 7874), (1147, 7112), (1736, 4699), (1778, 4588), (2072, 3937), (2294, 3556)]