6660400

素因数分解:

$2^4\times 5^2\times {\mathrm{16651}}^1$

素因数の和:16669

約数の個数: 30

約数和(自身を含む): 16002572

約数和(自身を除く): 9342172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 16651, 33302, 66604, 83255, 133208, 166510, 266416, 333020, 416275, 666040, 832550, 1332080, 1665100, 3330200, 6660400]

約数ペア:

[(1, 6660400), (2, 3330200), (4, 1665100), (5, 1332080), (8, 832550), (10, 666040), (16, 416275), (20, 333020), (25, 266416), (40, 166510), (50, 133208), (80, 83255), (100, 66604), (200, 33302), (400, 16651)]