31286992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 70709760

約数和(自身を除く): 39422768

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 59, 88, 92, 118, 131, 176, 184, 236, 253, 262, 368, 472, 506, 524, 649, 944, 1012, 1048, 1298, 1357, 1441, 2024, 2096, 2596, 2714, 2882, 3013, 4048, 5192, 5428, 5764, 6026, 7729, 10384, 10856, 11528, 12052, 14927, 15458, 21712, 23056, 24104, 29854, 30916, 33143, 48208, 59708, 61832, 66286, 85019, 119416, 123664, 132572, 170038, 177767, 238832, 265144, 340076, 355534, 530288, 680152, 711068, 1360304, 1422136, 1955437, 2844272, 3910874, 7821748, 15643496, 31286992]

約数ペア:

[(1, 31286992), (2, 15643496), (4, 7821748), (8, 3910874), (11, 2844272), (16, 1955437), (22, 1422136), (23, 1360304), (44, 711068), (46, 680152), (59, 530288), (88, 355534), (92, 340076), (118, 265144), (131, 238832), (176, 177767), (184, 170038), (236, 132572), (253, 123664), (262, 119416), (368, 85019), (472, 66286), (506, 61832), (524, 59708), (649, 48208), (944, 33143), (1012, 30916), (1048, 29854), (1298, 24104), (1357, 23056), (1441, 21712), (2024, 15458), (2096, 14927), (2596, 12052), (2714, 11528), (2882, 10856), (3013, 10384), (4048, 7729), (5192, 6026), (5428, 5764)]