208540064

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 419126400

約数和(自身を除く): 210586336

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 263, 284, 349, 526, 568, 698, 1052, 1136, 1396, 2104, 2272, 2792, 4208, 5584, 8416, 11168, 18673, 24779, 37346, 49558, 74692, 91787, 99116, 149384, 183574, 198232, 298768, 367148, 396464, 597536, 734296, 792928, 1468592, 2937184, 6516877, 13033754, 26067508, 52135016, 104270032, 208540064]

約数ペア:

[(1, 208540064), (2, 104270032), (4, 52135016), (8, 26067508), (16, 13033754), (32, 6516877), (71, 2937184), (142, 1468592), (263, 792928), (284, 734296), (349, 597536), (526, 396464), (568, 367148), (698, 298768), (1052, 198232), (1136, 183574), (1396, 149384), (2104, 99116), (2272, 91787), (2792, 74692), (4208, 49558), (5584, 37346), (8416, 24779), (11168, 18673)]