80398368

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2278

約数の個数: 72

約数和(自身を含む): 230486256

約数和(自身を除く): 150087888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 524, 786, 1048, 1179, 1572, 2096, 2131, 2358, 3144, 4192, 4262, 4716, 6288, 6393, 8524, 9432, 12576, 12786, 17048, 18864, 19179, 25572, 34096, 37728, 38358, 51144, 68192, 76716, 102288, 153432, 204576, 279161, 306864, 558322, 613728, 837483, 1116644, 1674966, 2233288, 2512449, 3349932, 4466576, 5024898, 6699864, 8933152, 10049796, 13399728, 20099592, 26799456, 40199184, 80398368]

約数ペア:

[(1, 80398368), (2, 40199184), (3, 26799456), (4, 20099592), (6, 13399728), (8, 10049796), (9, 8933152), (12, 6699864), (16, 5024898), (18, 4466576), (24, 3349932), (32, 2512449), (36, 2233288), (48, 1674966), (72, 1116644), (96, 837483), (131, 613728), (144, 558322), (262, 306864), (288, 279161), (393, 204576), (524, 153432), (786, 102288), (1048, 76716), (1179, 68192), (1572, 51144), (2096, 38358), (2131, 37728), (2358, 34096), (3144, 25572), (4192, 19179), (4262, 18864), (4716, 17048), (6288, 12786), (6393, 12576), (8524, 9432)]