85105904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409163}}^1$

素因数の和:409184

約数の個数: 20

約数和(自身を含む): 177577176

約数和(自身を除く): 92471272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409163, 818326, 1636652, 3273304, 5319119, 6546608, 10638238, 21276476, 42552952, 85105904]

約数ペア:

[(1, 85105904), (2, 42552952), (4, 21276476), (8, 10638238), (13, 6546608), (16, 5319119), (26, 3273304), (52, 1636652), (104, 818326), (208, 409163)]