81220696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5479}}^1$

素因数の和:5611

約数の個数: 32

約数和(自身を含む): 162756000

約数和(自身を除く): 81535304

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 436, 872, 1853, 3706, 5479, 7412, 10958, 14824, 21916, 43832, 93143, 186286, 372572, 597211, 745144, 1194422, 2388844, 4777688, 10152587, 20305174, 40610348, 81220696]

約数ペア:

[(1, 81220696), (2, 40610348), (4, 20305174), (8, 10152587), (17, 4777688), (34, 2388844), (68, 1194422), (109, 745144), (136, 597211), (218, 372572), (436, 186286), (872, 93143), (1853, 43832), (3706, 21916), (5479, 14824), (7412, 10958)]