66994912

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:719

約数の個数: 48

約数和(自身を含む): 139708800

約数和(自身を除く): 72713888

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 251, 304, 439, 502, 608, 878, 1004, 1756, 2008, 3512, 4016, 4769, 7024, 8032, 8341, 9538, 14048, 16682, 19076, 33364, 38152, 66728, 76304, 110189, 133456, 152608, 220378, 266912, 440756, 881512, 1763024, 2093591, 3526048, 4187182, 8374364, 16748728, 33497456, 66994912]

約数ペア:

[(1, 66994912), (2, 33497456), (4, 16748728), (8, 8374364), (16, 4187182), (19, 3526048), (32, 2093591), (38, 1763024), (76, 881512), (152, 440756), (251, 266912), (304, 220378), (439, 152608), (502, 133456), (608, 110189), (878, 76304), (1004, 66728), (1756, 38152), (2008, 33364), (3512, 19076), (4016, 16682), (4769, 14048), (7024, 9538), (8032, 8341)]