81195488

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{919}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 175271040

約数和(自身を除く): 94075552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 251, 352, 502, 919, 1004, 1838, 2008, 2761, 3676, 4016, 5522, 7352, 8032, 10109, 11044, 14704, 20218, 22088, 29408, 40436, 44176, 80872, 88352, 161744, 230669, 323488, 461338, 922676, 1845352, 2537359, 3690704, 5074718, 7381408, 10149436, 20298872, 40597744, 81195488]

約数ペア:

[(1, 81195488), (2, 40597744), (4, 20298872), (8, 10149436), (11, 7381408), (16, 5074718), (22, 3690704), (32, 2537359), (44, 1845352), (88, 922676), (176, 461338), (251, 323488), (352, 230669), (502, 161744), (919, 88352), (1004, 80872), (1838, 44176), (2008, 40436), (2761, 29408), (3676, 22088), (4016, 20218), (5522, 14704), (7352, 11044), (8032, 10109)]