99777440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89087}}^1$

素因数の和:89109

約数の個数: 48

約数和(自身を含む): 269402112

約数和(自身を除く): 169624672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 89087, 178174, 356348, 445435, 623609, 712696, 890870, 1247218, 1425392, 1781740, 2494436, 2850784, 3118045, 3563480, 4988872, 6236090, 7126960, 9977744, 12472180, 14253920, 19955488, 24944360, 49888720, 99777440]

約数ペア:

[(1, 99777440), (2, 49888720), (4, 24944360), (5, 19955488), (7, 14253920), (8, 12472180), (10, 9977744), (14, 7126960), (16, 6236090), (20, 4988872), (28, 3563480), (32, 3118045), (35, 2850784), (40, 2494436), (56, 1781740), (70, 1425392), (80, 1247218), (112, 890870), (140, 712696), (160, 623609), (224, 445435), (280, 356348), (560, 178174), (1120, 89087)]