42557875

素因数分解:

$5^3\times {\mathrm{307}}^1\times {\mathrm{1109}}^1$

素因数の和:1431

約数の個数: 16

約数和(自身を含む): 53333280

約数和(自身を除く): 10775405

約数列:

[1, 5, 25, 125, 307, 1109, 1535, 5545, 7675, 27725, 38375, 138625, 340463, 1702315, 8511575, 42557875]

約数ペア:

[(1, 42557875), (5, 8511575), (25, 1702315), (125, 340463), (307, 138625), (1109, 38375), (1535, 27725), (5545, 7675)]