71121776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4001}}^1$

素因数の和:4121

約数の個数: 40

約数和(自身を含む): 151851888

約数和(自身を除く): 80730112

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1111, 1616, 2222, 4001, 4444, 8002, 8888, 16004, 17776, 32008, 44011, 64016, 88022, 176044, 352088, 404101, 704176, 808202, 1616404, 3232808, 4445111, 6465616, 8890222, 17780444, 35560888, 71121776]

約数ペア:

[(1, 71121776), (2, 35560888), (4, 17780444), (8, 8890222), (11, 6465616), (16, 4445111), (22, 3232808), (44, 1616404), (88, 808202), (101, 704176), (176, 404101), (202, 352088), (404, 176044), (808, 88022), (1111, 64016), (1616, 44011), (2222, 32008), (4001, 17776), (4444, 16004), (8002, 8888)]