64997392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1213}}^1$

素因数の和:1435

約数の個数: 40

約数和(自身を含む): 134127576

約数和(自身を除く): 69130184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 197, 272, 394, 788, 1213, 1576, 2426, 3152, 3349, 4852, 6698, 9704, 13396, 19408, 20621, 26792, 41242, 53584, 82484, 164968, 238961, 329936, 477922, 955844, 1911688, 3823376, 4062337, 8124674, 16249348, 32498696, 64997392]

約数ペア:

[(1, 64997392), (2, 32498696), (4, 16249348), (8, 8124674), (16, 4062337), (17, 3823376), (34, 1911688), (68, 955844), (136, 477922), (197, 329936), (272, 238961), (394, 164968), (788, 82484), (1213, 53584), (1576, 41242), (2426, 26792), (3152, 20621), (3349, 19408), (4852, 13396), (6698, 9704)]