1340875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:663

約数の個数: 16

約数和(自身を含む): 1774656

約数和(自身を除く): 433781

約数列:

[1, 5, 17, 25, 85, 125, 425, 631, 2125, 3155, 10727, 15775, 53635, 78875, 268175, 1340875]

約数ペア:

[(1, 1340875), (5, 268175), (17, 78875), (25, 53635), (85, 15775), (125, 10727), (425, 3155), (631, 2125)]