620171275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{800221}}^1$

素因数の和:800262

約数の個数: 12

約数和(自身を含む): 793820224

約数和(自身を除く): 173648949

約数列:

[1, 5, 25, 31, 155, 775, 800221, 4001105, 20005525, 24806851, 124034255, 620171275]

約数ペア:

[(1, 620171275), (5, 124034255), (25, 24806851), (31, 20005525), (155, 4001105), (775, 800221)]