164579690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{16811}}^1$

素因数の和:16918

約数の個数: 32

約数和(自身を含む): 326825280

約数和(自身を除く): 162245590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 16811, 33622, 84055, 168110, 184921, 369842, 924605, 1496179, 1849210, 2992358, 7480895, 14961790, 16457969, 32915938, 82289845, 164579690]

約数ペア:

[(1, 164579690), (2, 82289845), (5, 32915938), (10, 16457969), (11, 14961790), (22, 7480895), (55, 2992358), (89, 1849210), (110, 1496179), (178, 924605), (445, 369842), (890, 184921), (979, 168110), (1958, 84055), (4895, 33622), (9790, 16811)]