51689456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 124658688

約数和(自身を除く): 72969232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 131, 182, 208, 262, 271, 364, 524, 542, 728, 917, 1048, 1084, 1456, 1703, 1834, 1897, 2096, 2168, 3406, 3523, 3668, 3794, 4336, 6812, 7046, 7336, 7588, 11921, 13624, 14092, 14672, 15176, 23842, 24661, 27248, 28184, 30352, 35501, 47684, 49322, 56368, 71002, 95368, 98644, 142004, 190736, 197288, 248507, 284008, 394576, 461513, 497014, 568016, 923026, 994028, 1846052, 1988056, 3230591, 3692104, 3976112, 6461182, 7384208, 12922364, 25844728, 51689456]

約数ペア:

[(1, 51689456), (2, 25844728), (4, 12922364), (7, 7384208), (8, 6461182), (13, 3976112), (14, 3692104), (16, 3230591), (26, 1988056), (28, 1846052), (52, 994028), (56, 923026), (91, 568016), (104, 497014), (112, 461513), (131, 394576), (182, 284008), (208, 248507), (262, 197288), (271, 190736), (364, 142004), (524, 98644), (542, 95368), (728, 71002), (917, 56368), (1048, 49322), (1084, 47684), (1456, 35501), (1703, 30352), (1834, 28184), (1897, 27248), (2096, 24661), (2168, 23842), (3406, 15176), (3523, 14672), (3668, 14092), (3794, 13624), (4336, 11921), (6812, 7588), (7046, 7336)]