80116000

素因数分解:

$2^5\times 5^3\times {\mathrm{20029}}^1$

素因数の和:20054

約数の個数: 48

約数和(自身を含む): 196854840

約数和(自身を除く): 116738840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 20029, 40058, 80116, 100145, 160232, 200290, 320464, 400580, 500725, 640928, 801160, 1001450, 1602320, 2002900, 2503625, 3204640, 4005800, 5007250, 8011600, 10014500, 16023200, 20029000, 40058000, 80116000]

約数ペア:

[(1, 80116000), (2, 40058000), (4, 20029000), (5, 16023200), (8, 10014500), (10, 8011600), (16, 5007250), (20, 4005800), (25, 3204640), (32, 2503625), (40, 2002900), (50, 1602320), (80, 1001450), (100, 801160), (125, 640928), (160, 500725), (200, 400580), (250, 320464), (400, 200290), (500, 160232), (800, 100145), (1000, 80116), (2000, 40058), (4000, 20029)]