85718270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21061}}^1$

素因数の和:21116

約数の個数: 32

約数和(自身を含む): 172876896

約数和(自身を除く): 87158626

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 21061, 42122, 105305, 210610, 231671, 463342, 779257, 1158355, 1558514, 2316710, 3896285, 7792570, 8571827, 17143654, 42859135, 85718270]

約数ペア:

[(1, 85718270), (2, 42859135), (5, 17143654), (10, 8571827), (11, 7792570), (22, 3896285), (37, 2316710), (55, 1558514), (74, 1158355), (110, 779257), (185, 463342), (370, 231671), (407, 210610), (814, 105305), (2035, 42122), (4070, 21061)]