20147990765

素因数分解:

$5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{1699}}^1$

素因数の和:2314

約数の個数: 48

約数和(自身を含む): 28488600000

約数和(自身を除く): 8340609235

約数列:

[1, 5, 7, 35, 49, 97, 245, 485, 499, 679, 1699, 2495, 3395, 3493, 4753, 8495, 11893, 17465, 23765, 24451, 48403, 59465, 83251, 122255, 164803, 242015, 338821, 416255, 824015, 847801, 1153621, 1694105, 2371747, 4239005, 5768105, 5934607, 8075347, 11858735, 29673035, 40376735, 41542249, 82236697, 207711245, 411183485, 575656879, 2878284395, 4029598153, 20147990765]

約数ペア:

[(1, 20147990765), (5, 4029598153), (7, 2878284395), (35, 575656879), (49, 411183485), (97, 207711245), (245, 82236697), (485, 41542249), (499, 40376735), (679, 29673035), (1699, 11858735), (2495, 8075347), (3395, 5934607), (3493, 5768105), (4753, 4239005), (8495, 2371747), (11893, 1694105), (17465, 1153621), (23765, 847801), (24451, 824015), (48403, 416255), (59465, 338821), (83251, 242015), (122255, 164803)]