25001085

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 41565312

約数和(自身を除く): 16564227

約数列:

[1, 3, 5, 15, 37, 107, 111, 185, 321, 421, 535, 555, 1263, 1605, 2105, 3959, 6315, 11877, 15577, 19795, 45047, 46731, 59385, 77885, 135141, 225235, 233655, 675705, 1666739, 5000217, 8333695, 25001085]

約数ペア:

[(1, 25001085), (3, 8333695), (5, 5000217), (15, 1666739), (37, 675705), (107, 233655), (111, 225235), (185, 135141), (321, 77885), (421, 59385), (535, 46731), (555, 45047), (1263, 19795), (1605, 15577), (2105, 11877), (3959, 6315)]