199972400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{17239}}^1$

素因数の和:17286

約数の個数: 60

約数和(自身を含む): 497029200

約数和(自身を除く): 297056800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1160, 1450, 2320, 2900, 5800, 11600, 17239, 34478, 68956, 86195, 137912, 172390, 275824, 344780, 430975, 499931, 689560, 861950, 999862, 1379120, 1723900, 1999724, 2499655, 3447800, 3999448, 4999310, 6895600, 7998896, 9998620, 12498275, 19997240, 24996550, 39994480, 49993100, 99986200, 199972400]

約数ペア:

[(1, 199972400), (2, 99986200), (4, 49993100), (5, 39994480), (8, 24996550), (10, 19997240), (16, 12498275), (20, 9998620), (25, 7998896), (29, 6895600), (40, 4999310), (50, 3999448), (58, 3447800), (80, 2499655), (100, 1999724), (116, 1723900), (145, 1379120), (200, 999862), (232, 861950), (290, 689560), (400, 499931), (464, 430975), (580, 344780), (725, 275824), (1160, 172390), (1450, 137912), (2320, 86195), (2900, 68956), (5800, 34478), (11600, 17239)]