42498725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{277}}^1$

素因数の和:342

約数の個数: 36

約数和(自身を含む): 59102244

約数和(自身を除く): 16603519

約数列:

[1, 5, 17, 19, 25, 85, 95, 277, 323, 361, 425, 475, 1385, 1615, 1805, 4709, 5263, 6137, 6925, 8075, 9025, 23545, 26315, 30685, 89471, 99997, 117725, 131575, 153425, 447355, 499985, 1699949, 2236775, 2499925, 8499745, 42498725]

約数ペア:

[(1, 42498725), (5, 8499745), (17, 2499925), (19, 2236775), (25, 1699949), (85, 499985), (95, 447355), (277, 153425), (323, 131575), (361, 117725), (425, 99997), (475, 89471), (1385, 30685), (1615, 26315), (1805, 23545), (4709, 9025), (5263, 8075), (6137, 6925)]