6421700

素因数分解:

$2^2\times 5^2\times {\mathrm{64217}}^1$

素因数の和:64231

約数の個数: 18

約数和(自身を含む): 13935306

約数和(自身を除く): 7513606

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 64217, 128434, 256868, 321085, 642170, 1284340, 1605425, 3210850, 6421700]

約数ペア:

[(1, 6421700), (2, 3210850), (4, 1605425), (5, 1284340), (10, 642170), (20, 321085), (25, 256868), (50, 128434), (100, 64217)]