145612400

素因数分解:

$2^4\times 5^2\times {\mathrm{364031}}^1$

素因数の和:364049

約数の個数: 30

約数和(自身を含む): 349834752

約数和(自身を除く): 204222352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 364031, 728062, 1456124, 1820155, 2912248, 3640310, 5824496, 7280620, 9100775, 14561240, 18201550, 29122480, 36403100, 72806200, 145612400]

約数ペア:

[(1, 145612400), (2, 72806200), (4, 36403100), (5, 29122480), (8, 18201550), (10, 14561240), (16, 9100775), (20, 7280620), (25, 5824496), (40, 3640310), (50, 2912248), (80, 1820155), (100, 1456124), (200, 728062), (400, 364031)]