205500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{137}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 602784

約数和(自身を除く): 397284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 137, 150, 250, 274, 300, 375, 411, 500, 548, 685, 750, 822, 1370, 1500, 1644, 2055, 2740, 3425, 4110, 6850, 8220, 10275, 13700, 17125, 20550, 34250, 41100, 51375, 68500, 102750, 205500]

約数ペア:

[(1, 205500), (2, 102750), (3, 68500), (4, 51375), (5, 41100), (6, 34250), (10, 20550), (12, 17125), (15, 13700), (20, 10275), (25, 8220), (30, 6850), (50, 4110), (60, 3425), (75, 2740), (100, 2055), (125, 1644), (137, 1500), (150, 1370), (250, 822), (274, 750), (300, 685), (375, 548), (411, 500)]