163945810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21487}}^1$

素因数の和:21610

約数の個数: 32

約数和(自身を含む): 340369920

約数和(自身を除く): 176424110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 21487, 42974, 107435, 150409, 214870, 300818, 752045, 1504090, 2342083, 4684166, 11710415, 16394581, 23420830, 32789162, 81972905, 163945810]

約数ペア:

[(1, 163945810), (2, 81972905), (5, 32789162), (7, 23420830), (10, 16394581), (14, 11710415), (35, 4684166), (70, 2342083), (109, 1504090), (218, 752045), (545, 300818), (763, 214870), (1090, 150409), (1526, 107435), (3815, 42974), (7630, 21487)]