20550

素因数分解:

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

素因数の和:152

約数の個数: 24

約数和(自身を含む): 51336

約数和(自身を除く): 30786

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 137, 150, 274, 411, 685, 822, 1370, 2055, 3425, 4110, 6850, 10275, 20550]

約数ペア:

[(1, 20550), (2, 10275), (3, 6850), (5, 4110), (6, 3425), (10, 2055), (15, 1370), (25, 822), (30, 685), (50, 411), (75, 274), (137, 150)]