208045075

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19489}}^1$

素因数の和:19567

約数の個数: 24

約数和(自身を含む): 299678240

約数和(自身を除く): 91633165

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 10675, 19489, 97445, 136423, 487225, 682115, 1188829, 3410575, 5944145, 8321803, 29720725, 41609015, 208045075]

約数ペア:

[(1, 208045075), (5, 41609015), (7, 29720725), (25, 8321803), (35, 5944145), (61, 3410575), (175, 1188829), (305, 682115), (427, 487225), (1525, 136423), (2135, 97445), (10675, 19489)]