204804328

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 414616320

約数和(自身を除く): 209811992

約数列:

[1, 2, 4, 8, 23, 46, 61, 71, 92, 122, 142, 184, 244, 257, 284, 488, 514, 568, 1028, 1403, 1633, 2056, 2806, 3266, 4331, 5612, 5911, 6532, 8662, 11224, 11822, 13064, 15677, 17324, 18247, 23644, 31354, 34648, 36494, 47288, 62708, 72988, 99613, 125416, 145976, 199226, 360571, 398452, 419681, 721142, 796904, 839362, 1113067, 1442284, 1678724, 2226134, 2884568, 3357448, 4452268, 8904536, 25600541, 51201082, 102402164, 204804328]

約数ペア:

[(1, 204804328), (2, 102402164), (4, 51201082), (8, 25600541), (23, 8904536), (46, 4452268), (61, 3357448), (71, 2884568), (92, 2226134), (122, 1678724), (142, 1442284), (184, 1113067), (244, 839362), (257, 796904), (284, 721142), (488, 419681), (514, 398452), (568, 360571), (1028, 199226), (1403, 145976), (1633, 125416), (2056, 99613), (2806, 72988), (3266, 62708), (4331, 47288), (5612, 36494), (5911, 34648), (6532, 31354), (8662, 23644), (11224, 18247), (11822, 17324), (13064, 15677)]