161954800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{8263}}^1$

素因数の和:8295

約数の個数: 90

約数和(自身を含む): 452677128

約数和(自身を除く): 290722328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 8263, 9800, 16526, 19600, 33052, 41315, 57841, 66104, 82630, 115682, 132208, 165260, 206575, 231364, 289205, 330520, 404887, 413150, 462728, 578410, 661040, 809774, 826300, 925456, 1156820, 1446025, 1619548, 1652600, 2024435, 2313640, 2892050, 3239096, 3305200, 4048870, 4627280, 5784100, 6478192, 8097740, 10122175, 11568200, 16195480, 20244350, 23136400, 32390960, 40488700, 80977400, 161954800]

約数ペア:

[(1, 161954800), (2, 80977400), (4, 40488700), (5, 32390960), (7, 23136400), (8, 20244350), (10, 16195480), (14, 11568200), (16, 10122175), (20, 8097740), (25, 6478192), (28, 5784100), (35, 4627280), (40, 4048870), (49, 3305200), (50, 3239096), (56, 2892050), (70, 2313640), (80, 2024435), (98, 1652600), (100, 1619548), (112, 1446025), (140, 1156820), (175, 925456), (196, 826300), (200, 809774), (245, 661040), (280, 578410), (350, 462728), (392, 413150), (400, 404887), (490, 330520), (560, 289205), (700, 231364), (784, 206575), (980, 165260), (1225, 132208), (1400, 115682), (1960, 82630), (2450, 66104), (2800, 57841), (3920, 41315), (4900, 33052), (8263, 19600), (9800, 16526)]