102320000

素因数分解:

$2^7\times 5^4\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 80

約数和(自身を含む): 254918400

約数和(自身を除く): 152598400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 625, 640, 800, 1000, 1250, 1279, 1600, 2000, 2500, 2558, 3200, 4000, 5000, 5116, 6395, 8000, 10000, 10232, 12790, 16000, 20000, 20464, 25580, 31975, 40000, 40928, 51160, 63950, 80000, 81856, 102320, 127900, 159875, 163712, 204640, 255800, 319750, 409280, 511600, 639500, 799375, 818560, 1023200, 1279000, 1598750, 2046400, 2558000, 3197500, 4092800, 5116000, 6395000, 10232000, 12790000, 20464000, 25580000, 51160000, 102320000]

約数ペア:

[(1, 102320000), (2, 51160000), (4, 25580000), (5, 20464000), (8, 12790000), (10, 10232000), (16, 6395000), (20, 5116000), (25, 4092800), (32, 3197500), (40, 2558000), (50, 2046400), (64, 1598750), (80, 1279000), (100, 1023200), (125, 818560), (128, 799375), (160, 639500), (200, 511600), (250, 409280), (320, 319750), (400, 255800), (500, 204640), (625, 163712), (640, 159875), (800, 127900), (1000, 102320), (1250, 81856), (1279, 80000), (1600, 63950), (2000, 51160), (2500, 40928), (2558, 40000), (3200, 31975), (4000, 25580), (5000, 20464), (5116, 20000), (6395, 16000), (8000, 12790), (10000, 10232)]