205024144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{13883}}^1$

素因数の和:13975

約数の個数: 40

約数和(自身を含む): 433847232

約数和(自身を除く): 228823088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 13883, 14768, 27766, 55532, 111064, 180479, 222128, 360958, 721916, 985693, 1443832, 1971386, 2887664, 3942772, 7885544, 12814009, 15771088, 25628018, 51256036, 102512072, 205024144]

約数ペア:

[(1, 205024144), (2, 102512072), (4, 51256036), (8, 25628018), (13, 15771088), (16, 12814009), (26, 7885544), (52, 3942772), (71, 2887664), (104, 1971386), (142, 1443832), (208, 985693), (284, 721916), (568, 360958), (923, 222128), (1136, 180479), (1846, 111064), (3692, 55532), (7384, 27766), (13883, 14768)]