121964000

素因数分解:

$2^5\times 5^3\times {\mathrm{30491}}^1$

素因数の和:30516

約数の個数: 48

約数和(自身を含む): 299675376

約数和(自身を除く): 177711376

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, 30491, 60982, 121964, 152455, 243928, 304910, 487856, 609820, 762275, 975712, 1219640, 1524550, 2439280, 3049100, 3811375, 4878560, 6098200, 7622750, 12196400, 15245500, 24392800, 30491000, 60982000, 121964000]

約数ペア:

[(1, 121964000), (2, 60982000), (4, 30491000), (5, 24392800), (8, 15245500), (10, 12196400), (16, 7622750), (20, 6098200), (25, 4878560), (32, 3811375), (40, 3049100), (50, 2439280), (80, 1524550), (100, 1219640), (125, 975712), (160, 762275), (200, 609820), (250, 487856), (400, 304910), (500, 243928), (800, 152455), (1000, 121964), (2000, 60982), (4000, 30491)]