205200008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{20341}}^1$

素因数の和:20457

約数の個数: 32

約数和(自身を含む): 418638360

約数和(自身を除く): 213438352

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 20341, 40682, 81364, 162728, 264433, 528866, 1057732, 1973077, 2115464, 3946154, 7892308, 15784616, 25650001, 51300002, 102600004, 205200008]

約数ペア:

[(1, 205200008), (2, 102600004), (4, 51300002), (8, 25650001), (13, 15784616), (26, 7892308), (52, 3946154), (97, 2115464), (104, 1973077), (194, 1057732), (388, 528866), (776, 264433), (1261, 162728), (2522, 81364), (5044, 40682), (10088, 20341)]