81368188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{601}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 165660768

約数和(自身を除く): 84292580

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 181, 187, 362, 374, 601, 724, 748, 1202, 1991, 2404, 3077, 3982, 6154, 6611, 7964, 10217, 12308, 13222, 20434, 26444, 33847, 40868, 67694, 108781, 112387, 135388, 217562, 224774, 435124, 449548, 1196591, 1849277, 2393182, 3698554, 4786364, 7397108, 20342047, 40684094, 81368188]

約数ペア:

[(1, 81368188), (2, 40684094), (4, 20342047), (11, 7397108), (17, 4786364), (22, 3698554), (34, 2393182), (44, 1849277), (68, 1196591), (181, 449548), (187, 435124), (362, 224774), (374, 217562), (601, 135388), (724, 112387), (748, 108781), (1202, 67694), (1991, 40868), (2404, 33847), (3077, 26444), (3982, 20434), (6154, 13222), (6611, 12308), (7964, 10217)]