5102800

素因数分解:

$2^4\times 5^2\times {\mathrm{12757}}^1$

素因数の和:12775

約数の個数: 30

約数和(自身を含む): 12260438

約数和(自身を除く): 7157638

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 12757, 25514, 51028, 63785, 102056, 127570, 204112, 255140, 318925, 510280, 637850, 1020560, 1275700, 2551400, 5102800]

約数ペア:

[(1, 5102800), (2, 2551400), (4, 1275700), (5, 1020560), (8, 637850), (10, 510280), (16, 318925), (20, 255140), (25, 204112), (40, 127570), (50, 102056), (80, 63785), (100, 51028), (200, 25514), (400, 12757)]