4316500

素因数分解:

$2^2\times 5^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 9631440

約数和(自身を除く): 5314940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 97, 100, 125, 178, 194, 250, 356, 388, 445, 485, 500, 890, 970, 1780, 1940, 2225, 2425, 4450, 4850, 8633, 8900, 9700, 11125, 12125, 17266, 22250, 24250, 34532, 43165, 44500, 48500, 86330, 172660, 215825, 431650, 863300, 1079125, 2158250, 4316500]

約数ペア:

[(1, 4316500), (2, 2158250), (4, 1079125), (5, 863300), (10, 431650), (20, 215825), (25, 172660), (50, 86330), (89, 48500), (97, 44500), (100, 43165), (125, 34532), (178, 24250), (194, 22250), (250, 17266), (356, 12125), (388, 11125), (445, 9700), (485, 8900), (500, 8633), (890, 4850), (970, 4450), (1780, 2425), (1940, 2225)]