81028616

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{28057}}^1$

素因数の和:28101

約数の個数: 24

約数和(自身を含む): 160351470

約数和(自身を除く): 79322854

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 28057, 56114, 112228, 224456, 533083, 1066166, 2132332, 4264664, 10128577, 20257154, 40514308, 81028616]

約数ペア:

[(1, 81028616), (2, 40514308), (4, 20257154), (8, 10128577), (19, 4264664), (38, 2132332), (76, 1066166), (152, 533083), (361, 224456), (722, 112228), (1444, 56114), (2888, 28057)]