255891496

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:2002

約数の個数: 64

約数和(自身を含む): 571536000

約数和(自身を除く): 315644504

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 59, 82, 118, 164, 236, 287, 328, 413, 472, 574, 826, 1148, 1652, 1889, 2296, 2419, 3304, 3778, 4838, 7556, 9676, 13223, 15112, 16933, 19352, 26446, 33866, 52892, 67732, 77449, 105784, 111451, 135464, 154898, 222902, 309796, 445804, 542143, 619592, 780157, 891608, 1084286, 1560314, 2168572, 3120628, 4337144, 4569491, 6241256, 9138982, 18277964, 31986437, 36555928, 63972874, 127945748, 255891496]

約数ペア:

[(1, 255891496), (2, 127945748), (4, 63972874), (7, 36555928), (8, 31986437), (14, 18277964), (28, 9138982), (41, 6241256), (56, 4569491), (59, 4337144), (82, 3120628), (118, 2168572), (164, 1560314), (236, 1084286), (287, 891608), (328, 780157), (413, 619592), (472, 542143), (574, 445804), (826, 309796), (1148, 222902), (1652, 154898), (1889, 135464), (2296, 111451), (2419, 105784), (3304, 77449), (3778, 67732), (4838, 52892), (7556, 33866), (9676, 26446), (13223, 19352), (15112, 16933)]