87748895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20149}}^1$

素因数の和:20234

約数の個数: 16

約数和(自身を含む): 115096800

約数和(自身を除く): 27347905

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 20149, 100745, 261937, 1309685, 1349983, 6749915, 17549779, 87748895]

約数ペア:

[(1, 87748895), (5, 17549779), (13, 6749915), (65, 1349983), (67, 1309685), (335, 261937), (871, 100745), (4355, 20149)]