1640156672

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41603}}^1$

素因数の和:41639

約数の個数: 80

約数和(自身を含む): 4085845632

約数和(自身を除く): 2445688960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 3584, 4928, 5632, 9856, 19712, 39424, 41603, 83206, 166412, 291221, 332824, 457633, 582442, 665648, 915266, 1164884, 1331296, 1830532, 2329768, 2662592, 3203431, 3661064, 4659536, 5325184, 6406862, 7322128, 9319072, 10650368, 12813724, 14644256, 18638144, 21300736, 25627448, 29288512, 37276288, 51254896, 58577024, 74552576, 102509792, 117154048, 149105152, 205019584, 234308096, 410039168, 820078336, 1640156672]

約数ペア:

[(1, 1640156672), (2, 820078336), (4, 410039168), (7, 234308096), (8, 205019584), (11, 149105152), (14, 117154048), (16, 102509792), (22, 74552576), (28, 58577024), (32, 51254896), (44, 37276288), (56, 29288512), (64, 25627448), (77, 21300736), (88, 18638144), (112, 14644256), (128, 12813724), (154, 10650368), (176, 9319072), (224, 7322128), (256, 6406862), (308, 5325184), (352, 4659536), (448, 3661064), (512, 3203431), (616, 2662592), (704, 2329768), (896, 1830532), (1232, 1331296), (1408, 1164884), (1792, 915266), (2464, 665648), (2816, 582442), (3584, 457633), (4928, 332824), (5632, 291221), (9856, 166412), (19712, 83206), (39424, 41603)]