1838125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:210

約数の個数: 20

約数和(自身を含む): 2446092

約数和(自身を除く): 607967

約数列:

[1, 5, 17, 25, 85, 125, 173, 425, 625, 865, 2125, 2941, 4325, 10625, 14705, 21625, 73525, 108125, 367625, 1838125]

約数ペア:

[(1, 1838125), (5, 367625), (17, 108125), (25, 73525), (85, 21625), (125, 14705), (173, 10625), (425, 4325), (625, 2941), (865, 2125)]