1288451024

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 2900278656

約数和(自身を除く): 1611827632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 137, 262, 274, 524, 548, 641, 917, 959, 1048, 1096, 1282, 1834, 1918, 2096, 2192, 2564, 3668, 3836, 4487, 5128, 7336, 7672, 8974, 10256, 14672, 15344, 17947, 17948, 35894, 35896, 71788, 71792, 83971, 87817, 125629, 143576, 167942, 175634, 251258, 287152, 335884, 351268, 502516, 587797, 614719, 671768, 702536, 1005032, 1175594, 1229438, 1343536, 1405072, 2010064, 2351188, 2458876, 4702376, 4917752, 9404752, 9835504, 11504027, 23008054, 46016108, 80528189, 92032216, 161056378, 184064432, 322112756, 644225512, 1288451024]

約数ペア:

[(1, 1288451024), (2, 644225512), (4, 322112756), (7, 184064432), (8, 161056378), (14, 92032216), (16, 80528189), (28, 46016108), (56, 23008054), (112, 11504027), (131, 9835504), (137, 9404752), (262, 4917752), (274, 4702376), (524, 2458876), (548, 2351188), (641, 2010064), (917, 1405072), (959, 1343536), (1048, 1229438), (1096, 1175594), (1282, 1005032), (1834, 702536), (1918, 671768), (2096, 614719), (2192, 587797), (2564, 502516), (3668, 351268), (3836, 335884), (4487, 287152), (5128, 251258), (7336, 175634), (7672, 167942), (8974, 143576), (10256, 125629), (14672, 87817), (15344, 83971), (17947, 71792), (17948, 71788), (35894, 35896)]