8129264

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 20779920

約数和(自身を除く): 12650656

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 88, 104, 121, 136, 143, 152, 176, 187, 208, 209, 221, 242, 247, 272, 286, 304, 323, 374, 418, 442, 484, 494, 572, 646, 748, 836, 884, 968, 988, 1144, 1292, 1496, 1573, 1672, 1768, 1936, 1976, 2057, 2288, 2299, 2431, 2584, 2717, 2992, 3146, 3344, 3536, 3553, 3952, 4114, 4199, 4598, 4862, 5168, 5434, 6292, 7106, 8228, 8398, 9196, 9724, 10868, 12584, 14212, 16456, 16796, 18392, 19448, 21736, 25168, 26741, 28424, 29887, 32912, 33592, 36784, 38896, 39083, 43472, 46189, 53482, 56848, 59774, 67184, 78166, 92378, 106964, 119548, 156332, 184756, 213928, 239096, 312664, 369512, 427856, 478192, 508079, 625328, 739024, 1016158, 2032316, 4064632, 8129264]

約数ペア:

[(1, 8129264), (2, 4064632), (4, 2032316), (8, 1016158), (11, 739024), (13, 625328), (16, 508079), (17, 478192), (19, 427856), (22, 369512), (26, 312664), (34, 239096), (38, 213928), (44, 184756), (52, 156332), (68, 119548), (76, 106964), (88, 92378), (104, 78166), (121, 67184), (136, 59774), (143, 56848), (152, 53482), (176, 46189), (187, 43472), (208, 39083), (209, 38896), (221, 36784), (242, 33592), (247, 32912), (272, 29887), (286, 28424), (304, 26741), (323, 25168), (374, 21736), (418, 19448), (442, 18392), (484, 16796), (494, 16456), (572, 14212), (646, 12584), (748, 10868), (836, 9724), (884, 9196), (968, 8398), (988, 8228), (1144, 7106), (1292, 6292), (1496, 5434), (1573, 5168), (1672, 4862), (1768, 4598), (1936, 4199), (1976, 4114), (2057, 3952), (2288, 3553), (2299, 3536), (2431, 3344), (2584, 3146), (2717, 2992)]