2160990725

素因数分解:

$5^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{6361}}^1$

素因数の和:6605

約数の個数: 24

約数和(自身を含む): 2726396928

約数和(自身を除く): 565406203

約数列:

[1, 5, 25, 107, 127, 535, 635, 2675, 3175, 6361, 13589, 31805, 67945, 159025, 339725, 680627, 807847, 3403135, 4039235, 17015675, 20196175, 86439629, 432198145, 2160990725]

約数ペア:

[(1, 2160990725), (5, 432198145), (25, 86439629), (107, 20196175), (127, 17015675), (535, 4039235), (635, 3403135), (2675, 807847), (3175, 680627), (6361, 339725), (13589, 159025), (31805, 67945)]