6438800

素因数分解:

$2^4\times 5^2\times {\mathrm{16097}}^1$

素因数の和:16115

約数の個数: 30

約数和(自身を含む): 15470178

約数和(自身を除く): 9031378

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 16097, 32194, 64388, 80485, 128776, 160970, 257552, 321940, 402425, 643880, 804850, 1287760, 1609700, 3219400, 6438800]

約数ペア:

[(1, 6438800), (2, 3219400), (4, 1609700), (5, 1287760), (8, 804850), (10, 643880), (16, 402425), (20, 321940), (25, 257552), (40, 160970), (50, 128776), (80, 80485), (100, 64388), (200, 32194), (400, 16097)]