26144456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 30404344

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 101, 104, 131, 152, 202, 247, 262, 404, 494, 524, 808, 988, 1048, 1313, 1703, 1919, 1976, 2489, 2626, 3406, 3838, 4978, 5252, 6812, 7676, 9956, 10504, 13231, 13624, 15352, 19912, 24947, 26462, 32357, 49894, 52924, 64714, 99788, 105848, 129428, 172003, 199576, 251389, 258856, 344006, 502778, 688012, 1005556, 1376024, 2011112, 3268057, 6536114, 13072228, 26144456]

約数ペア:

[(1, 26144456), (2, 13072228), (4, 6536114), (8, 3268057), (13, 2011112), (19, 1376024), (26, 1005556), (38, 688012), (52, 502778), (76, 344006), (101, 258856), (104, 251389), (131, 199576), (152, 172003), (202, 129428), (247, 105848), (262, 99788), (404, 64714), (494, 52924), (524, 49894), (808, 32357), (988, 26462), (1048, 24947), (1313, 19912), (1703, 15352), (1919, 13624), (1976, 13231), (2489, 10504), (2626, 9956), (3406, 7676), (3838, 6812), (4978, 5252)]