40500080

素因数分解:

$2^4\times 5^1\times {\mathrm{506251}}^1$

素因数の和:506264

約数の個数: 20

約数和(自身を含む): 94162872

約数和(自身を除く): 53662792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 506251, 1012502, 2025004, 2531255, 4050008, 5062510, 8100016, 10125020, 20250040, 40500080]

約数ペア:

[(1, 40500080), (2, 20250040), (4, 10125020), (5, 8100016), (8, 5062510), (10, 4050008), (16, 2531255), (20, 2025004), (40, 1012502), (80, 506251)]