161298032

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9173}}^1$

素因数の和:9345

約数の個数: 40

約数和(自身を含む): 359474016

約数和(自身を除く): 198175984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 8792, 9173, 17584, 18346, 36692, 64211, 73384, 128422, 146768, 256844, 513688, 1027376, 1440161, 2880322, 5760644, 10081127, 11521288, 20162254, 23042576, 40324508, 80649016, 161298032]

約数ペア:

[(1, 161298032), (2, 80649016), (4, 40324508), (7, 23042576), (8, 20162254), (14, 11521288), (16, 10081127), (28, 5760644), (56, 2880322), (112, 1440161), (157, 1027376), (314, 513688), (628, 256844), (1099, 146768), (1256, 128422), (2198, 73384), (2512, 64211), (4396, 36692), (8792, 18346), (9173, 17584)]