16012000

素因数分解:

$2^5\times 5^3\times {\mathrm{4003}}^1$

素因数の和:4028

約数の個数: 48

約数和(自身を含む): 39351312

約数和(自身を除く): 23339312

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, 4003, 8006, 16012, 20015, 32024, 40030, 64048, 80060, 100075, 128096, 160120, 200150, 320240, 400300, 500375, 640480, 800600, 1000750, 1601200, 2001500, 3202400, 4003000, 8006000, 16012000]

約数ペア:

[(1, 16012000), (2, 8006000), (4, 4003000), (5, 3202400), (8, 2001500), (10, 1601200), (16, 1000750), (20, 800600), (25, 640480), (32, 500375), (40, 400300), (50, 320240), (80, 200150), (100, 160120), (125, 128096), (160, 100075), (200, 80060), (250, 64048), (400, 40030), (500, 32024), (800, 20015), (1000, 16012), (2000, 8006), (4000, 4003)]