80605728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{39983}}^1$

素因数の和:40006

約数の個数: 72

約数和(自身を含む): 261975168

約数和(自身を除く): 181369440

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, 39983, 79966, 119949, 159932, 239898, 279881, 319864, 359847, 479796, 559762, 639728, 719694, 839643, 959592, 1119524, 1279456, 1439388, 1679286, 1919184, 2239048, 2518929, 2878776, 3358572, 3838368, 4478096, 5037858, 5757552, 6717144, 8956192, 10075716, 11515104, 13434288, 20151432, 26868576, 40302864, 80605728]

約数ペア:

[(1, 80605728), (2, 40302864), (3, 26868576), (4, 20151432), (6, 13434288), (7, 11515104), (8, 10075716), (9, 8956192), (12, 6717144), (14, 5757552), (16, 5037858), (18, 4478096), (21, 3838368), (24, 3358572), (28, 2878776), (32, 2518929), (36, 2239048), (42, 1919184), (48, 1679286), (56, 1439388), (63, 1279456), (72, 1119524), (84, 959592), (96, 839643), (112, 719694), (126, 639728), (144, 559762), (168, 479796), (224, 359847), (252, 319864), (288, 279881), (336, 239898), (504, 159932), (672, 119949), (1008, 79966), (2016, 39983)]