28666400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{5119}}^1$

素因数の和:5146

約数の個数: 72

約数和(自身を含む): 79994880

約数和(自身を除く): 51328480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5119, 5600, 10238, 20476, 25595, 35833, 40952, 51190, 71666, 81904, 102380, 127975, 143332, 163808, 179165, 204760, 255950, 286664, 358330, 409520, 511900, 573328, 716660, 819040, 895825, 1023800, 1146656, 1433320, 1791650, 2047600, 2866640, 3583300, 4095200, 5733280, 7166600, 14333200, 28666400]

約数ペア:

[(1, 28666400), (2, 14333200), (4, 7166600), (5, 5733280), (7, 4095200), (8, 3583300), (10, 2866640), (14, 2047600), (16, 1791650), (20, 1433320), (25, 1146656), (28, 1023800), (32, 895825), (35, 819040), (40, 716660), (50, 573328), (56, 511900), (70, 409520), (80, 358330), (100, 286664), (112, 255950), (140, 204760), (160, 179165), (175, 163808), (200, 143332), (224, 127975), (280, 102380), (350, 81904), (400, 71666), (560, 51190), (700, 40952), (800, 35833), (1120, 25595), (1400, 20476), (2800, 10238), (5119, 5600)]