128176000

素因数分解:

$2^7\times 5^3\times {\mathrm{8011}}^1$

素因数の和:8040

約数の個数: 64

約数和(自身を含む): 318717360

約数和(自身を除く): 190541360

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, 640, 800, 1000, 1600, 2000, 3200, 4000, 8000, 8011, 16000, 16022, 32044, 40055, 64088, 80110, 128176, 160220, 200275, 256352, 320440, 400550, 512704, 640880, 801100, 1001375, 1025408, 1281760, 1602200, 2002750, 2563520, 3204400, 4005500, 5127040, 6408800, 8011000, 12817600, 16022000, 25635200, 32044000, 64088000, 128176000]

約数ペア:

[(1, 128176000), (2, 64088000), (4, 32044000), (5, 25635200), (8, 16022000), (10, 12817600), (16, 8011000), (20, 6408800), (25, 5127040), (32, 4005500), (40, 3204400), (50, 2563520), (64, 2002750), (80, 1602200), (100, 1281760), (125, 1025408), (128, 1001375), (160, 801100), (200, 640880), (250, 512704), (320, 400550), (400, 320440), (500, 256352), (640, 200275), (800, 160220), (1000, 128176), (1600, 80110), (2000, 64088), (3200, 40055), (4000, 32044), (8000, 16022), (8011, 16000)]