26691472

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 53121600

約数和(自身を除く): 26430128

約数列:

[1, 2, 4, 8, 16, 83, 101, 166, 199, 202, 332, 398, 404, 664, 796, 808, 1328, 1592, 1616, 3184, 8383, 16517, 16766, 20099, 33034, 33532, 40198, 66068, 67064, 80396, 132136, 134128, 160792, 264272, 321584, 1668217, 3336434, 6672868, 13345736, 26691472]

約数ペア:

[(1, 26691472), (2, 13345736), (4, 6672868), (8, 3336434), (16, 1668217), (83, 321584), (101, 264272), (166, 160792), (199, 134128), (202, 132136), (332, 80396), (398, 67064), (404, 66068), (664, 40198), (796, 33532), (808, 33034), (1328, 20099), (1592, 16766), (1616, 16517), (3184, 8383)]