205121272

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{1511}}^1$

素因数の和:1827

約数の個数: 32

約数和(自身を含む): 391910400

約数和(自身を除く): 186789128

約数列:

[1, 2, 4, 8, 71, 142, 239, 284, 478, 568, 956, 1511, 1912, 3022, 6044, 12088, 16969, 33938, 67876, 107281, 135752, 214562, 361129, 429124, 722258, 858248, 1444516, 2889032, 25640159, 51280318, 102560636, 205121272]

約数ペア:

[(1, 205121272), (2, 102560636), (4, 51280318), (8, 25640159), (71, 2889032), (142, 1444516), (239, 858248), (284, 722258), (478, 429124), (568, 361129), (956, 214562), (1511, 135752), (1912, 107281), (3022, 67876), (6044, 33938), (12088, 16969)]