16125020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9059}}^1$

素因数の和:9157

約数の個数: 24

約数和(自身を含む): 34246800

約数和(自身を除く): 18121780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 9059, 18118, 36236, 45295, 90590, 181180, 806251, 1612502, 3225004, 4031255, 8062510, 16125020]

約数ペア:

[(1, 16125020), (2, 8062510), (4, 4031255), (5, 3225004), (10, 1612502), (20, 806251), (89, 181180), (178, 90590), (356, 45295), (445, 36236), (890, 18118), (1780, 9059)]