160078000

素因数分解:

$2^4\times 5^3\times {\mathrm{80039}}^1$

素因数の和:80062

約数の個数: 40

約数和(自身を含む): 387073440

約数和(自身を除く): 226995440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 80039, 160078, 320156, 400195, 640312, 800390, 1280624, 1600780, 2000975, 3201560, 4001950, 6403120, 8003900, 10004875, 16007800, 20009750, 32015600, 40019500, 80039000, 160078000]

約数ペア:

[(1, 160078000), (2, 80039000), (4, 40019500), (5, 32015600), (8, 20009750), (10, 16007800), (16, 10004875), (20, 8003900), (25, 6403120), (40, 4001950), (50, 3201560), (80, 2000975), (100, 1600780), (125, 1280624), (200, 800390), (250, 640312), (400, 400195), (500, 320156), (1000, 160078), (2000, 80039)]