28363750

素因数分解:

$2^1\times 5^4\times {\mathrm{22691}}^1$

素因数の和:22713

約数の個数: 20

約数和(自身を含む): 53167356

約数和(自身を除く): 24803606

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22691, 45382, 113455, 226910, 567275, 1134550, 2836375, 5672750, 14181875, 28363750]

約数ペア:

[(1, 28363750), (2, 14181875), (5, 5672750), (10, 2836375), (25, 1134550), (50, 567275), (125, 226910), (250, 113455), (625, 45382), (1250, 22691)]