80404128

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{39883}}^1$

素因数の和:39906

約数の個数: 72

約数和(自身を含む): 261319968

約数和(自身を除く): 180915840

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 39883, 79766, 119649, 159532, 239298, 279181, 319064, 358947, 478596, 558362, 638128, 717894, 837543, 957192, 1116724, 1276256, 1435788, 1675086, 1914384, 2233448, 2512629, 2871576, 3350172, 3828768, 4466896, 5025258, 5743152, 6700344, 8933792, 10050516, 11486304, 13400688, 20101032, 26801376, 40202064, 80404128]

約数ペア:

[(1, 80404128), (2, 40202064), (3, 26801376), (4, 20101032), (6, 13400688), (7, 11486304), (8, 10050516), (9, 8933792), (12, 6700344), (14, 5743152), (16, 5025258), (18, 4466896), (21, 3828768), (24, 3350172), (28, 2871576), (32, 2512629), (36, 2233448), (42, 1914384), (48, 1675086), (56, 1435788), (63, 1276256), (72, 1116724), (84, 957192), (96, 837543), (112, 717894), (126, 638128), (144, 558362), (168, 478596), (224, 358947), (252, 319064), (288, 279181), (336, 239298), (504, 159532), (672, 119649), (1008, 79766), (2016, 39883)]