641567168

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{82847}}^1$

素因数の和:82881

約数の個数: 42

約数和(自身を含む): 1399385568

約数和(自身を除く): 757818400

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 3872, 7744, 82847, 165694, 331388, 662776, 911317, 1325552, 1822634, 2651104, 3645268, 5302208, 7290536, 10024487, 14581072, 20048974, 29162144, 40097948, 58324288, 80195896, 160391792, 320783584, 641567168]

約数ペア:

[(1, 641567168), (2, 320783584), (4, 160391792), (8, 80195896), (11, 58324288), (16, 40097948), (22, 29162144), (32, 20048974), (44, 14581072), (64, 10024487), (88, 7290536), (121, 5302208), (176, 3645268), (242, 2651104), (352, 1822634), (484, 1325552), (704, 911317), (968, 662776), (1936, 331388), (3872, 165694), (7744, 82847)]