80254000

素因数分解:

$2^4\times 5^3\times {\mathrm{40127}}^1$

素因数の和:40150

約数の個数: 40

約数和(自身を含む): 194059008

約数和(自身を除く): 113805008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 40127, 80254, 160508, 200635, 321016, 401270, 642032, 802540, 1003175, 1605080, 2006350, 3210160, 4012700, 5015875, 8025400, 10031750, 16050800, 20063500, 40127000, 80254000]

約数ペア:

[(1, 80254000), (2, 40127000), (4, 20063500), (5, 16050800), (8, 10031750), (10, 8025400), (16, 5015875), (20, 4012700), (25, 3210160), (40, 2006350), (50, 1605080), (80, 1003175), (100, 802540), (125, 642032), (200, 401270), (250, 321016), (400, 200635), (500, 160508), (1000, 80254), (2000, 40127)]