53173040

素因数分解:

$2^4\times 5^1\times {\mathrm{664663}}^1$

素因数の和:664676

約数の個数: 20

約数和(自身を含む): 123627504

約数和(自身を除く): 70454464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 664663, 1329326, 2658652, 3323315, 5317304, 6646630, 10634608, 13293260, 26586520, 53173040]

約数ペア:

[(1, 53173040), (2, 26586520), (4, 13293260), (5, 10634608), (8, 6646630), (10, 5317304), (16, 3323315), (20, 2658652), (40, 1329326), (80, 664663)]