80885688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2132

約数の個数: 64

約数和(自身を含む): 219542400

約数和(自身を除く): 138656712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 524, 786, 1048, 1572, 1703, 1979, 3144, 3406, 3958, 5109, 5937, 6812, 7916, 10218, 11874, 13624, 15832, 20436, 23748, 25727, 40872, 47496, 51454, 77181, 102908, 154362, 205816, 259249, 308724, 518498, 617448, 777747, 1036996, 1555494, 2073992, 3110988, 3370237, 6221976, 6740474, 10110711, 13480948, 20221422, 26961896, 40442844, 80885688]

約数ペア:

[(1, 80885688), (2, 40442844), (3, 26961896), (4, 20221422), (6, 13480948), (8, 10110711), (12, 6740474), (13, 6221976), (24, 3370237), (26, 3110988), (39, 2073992), (52, 1555494), (78, 1036996), (104, 777747), (131, 617448), (156, 518498), (262, 308724), (312, 259249), (393, 205816), (524, 154362), (786, 102908), (1048, 77181), (1572, 51454), (1703, 47496), (1979, 40872), (3144, 25727), (3406, 23748), (3958, 20436), (5109, 15832), (5937, 13624), (6812, 11874), (7916, 10218)]