668712304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1237}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 1470030912

約数和(自身を除く): 801318608

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 113, 184, 208, 226, 299, 368, 452, 598, 904, 1196, 1237, 1469, 1808, 2392, 2474, 2599, 2938, 4784, 4948, 5198, 5876, 9896, 10396, 11752, 16081, 19792, 20792, 23504, 28451, 32162, 33787, 41584, 56902, 64324, 67574, 113804, 128648, 135148, 139781, 227608, 257296, 270296, 279562, 369863, 455216, 540592, 559124, 739726, 1118248, 1479452, 1817153, 2236496, 2958904, 3214963, 3634306, 5917808, 6429926, 7268612, 12859852, 14537224, 25719704, 29074448, 41794519, 51439408, 83589038, 167178076, 334356152, 668712304]

約数ペア:

[(1, 668712304), (2, 334356152), (4, 167178076), (8, 83589038), (13, 51439408), (16, 41794519), (23, 29074448), (26, 25719704), (46, 14537224), (52, 12859852), (92, 7268612), (104, 6429926), (113, 5917808), (184, 3634306), (208, 3214963), (226, 2958904), (299, 2236496), (368, 1817153), (452, 1479452), (598, 1118248), (904, 739726), (1196, 559124), (1237, 540592), (1469, 455216), (1808, 369863), (2392, 279562), (2474, 270296), (2599, 257296), (2938, 227608), (4784, 139781), (4948, 135148), (5198, 128648), (5876, 113804), (9896, 67574), (10396, 64324), (11752, 56902), (16081, 41584), (19792, 33787), (20792, 32162), (23504, 28451)]