257191036745

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{9349}}^1\times {\mathrm{15241}}^1$

素因数の和:24633

約数の個数: 24

約数和(自身を含む): 325784032200

約数和(自身を除く): 68592995455

約数列:

[1, 5, 19, 95, 361, 1805, 9349, 15241, 46745, 76205, 177631, 289579, 888155, 1447895, 3374989, 5502001, 16874945, 27510005, 142488109, 712440545, 2707274071, 13536370355, 51438207349, 257191036745]

約数ペア:

[(1, 257191036745), (5, 51438207349), (19, 13536370355), (95, 2707274071), (361, 712440545), (1805, 142488109), (9349, 27510005), (15241, 16874945), (46745, 5502001), (76205, 3374989), (177631, 1447895), (289579, 888155)]