25970200

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 61101000

約数和(自身を除く): 35130800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1459, 1780, 2225, 2918, 3560, 4450, 5836, 7295, 8900, 11672, 14590, 17800, 29180, 36475, 58360, 72950, 129851, 145900, 259702, 291800, 519404, 649255, 1038808, 1298510, 2597020, 3246275, 5194040, 6492550, 12985100, 25970200]

約数ペア:

[(1, 25970200), (2, 12985100), (4, 6492550), (5, 5194040), (8, 3246275), (10, 2597020), (20, 1298510), (25, 1038808), (40, 649255), (50, 519404), (89, 291800), (100, 259702), (178, 145900), (200, 129851), (356, 72950), (445, 58360), (712, 36475), (890, 29180), (1459, 17800), (1780, 14590), (2225, 11672), (2918, 8900), (3560, 7295), (4450, 5836)]