80686904

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 153884640

約数和(自身を除く): 73197736

約数列:

[1, 2, 4, 8, 103, 181, 206, 362, 412, 541, 724, 824, 1082, 1448, 2164, 4328, 18643, 37286, 55723, 74572, 97921, 111446, 149144, 195842, 222892, 391684, 445784, 783368, 10085863, 20171726, 40343452, 80686904]

約数ペア:

[(1, 80686904), (2, 40343452), (4, 20171726), (8, 10085863), (103, 783368), (181, 445784), (206, 391684), (362, 222892), (412, 195842), (541, 149144), (724, 111446), (824, 97921), (1082, 74572), (1448, 55723), (2164, 37286), (4328, 18643)]