28806200

素因数分解:

$2^3\times 5^2\times {\mathrm{144031}}^1$

素因数の和:144047

約数の個数: 24

約数和(自身を含む): 66974880

約数和(自身を除く): 38168680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 144031, 288062, 576124, 720155, 1152248, 1440310, 2880620, 3600775, 5761240, 7201550, 14403100, 28806200]

約数ペア:

[(1, 28806200), (2, 14403100), (4, 7201550), (5, 5761240), (8, 3600775), (10, 2880620), (20, 1440310), (25, 1152248), (40, 720155), (50, 576124), (100, 288062), (200, 144031)]