80960272

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 160927200

約数和(自身を除く): 79966928

約数列:

[1, 2, 4, 8, 16, 59, 118, 139, 236, 278, 472, 556, 617, 944, 1112, 1234, 2224, 2468, 4936, 8201, 9872, 16402, 32804, 36403, 65608, 72806, 85763, 131216, 145612, 171526, 291224, 343052, 582448, 686104, 1372208, 5060017, 10120034, 20240068, 40480136, 80960272]

約数ペア:

[(1, 80960272), (2, 40480136), (4, 20240068), (8, 10120034), (16, 5060017), (59, 1372208), (118, 686104), (139, 582448), (236, 343052), (278, 291224), (472, 171526), (556, 145612), (617, 131216), (944, 85763), (1112, 72806), (1234, 65608), (2224, 36403), (2468, 32804), (4936, 16402), (8201, 9872)]