5245370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 10272528

約数和(自身を除く): 5027158

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 257, 314, 514, 785, 1285, 1570, 2041, 2570, 3341, 4082, 6682, 10205, 16705, 20410, 33410, 40349, 80698, 201745, 403490, 524537, 1049074, 2622685, 5245370]

約数ペア:

[(1, 5245370), (2, 2622685), (5, 1049074), (10, 524537), (13, 403490), (26, 201745), (65, 80698), (130, 40349), (157, 33410), (257, 20410), (314, 16705), (514, 10205), (785, 6682), (1285, 4082), (1570, 3341), (2041, 2570)]