13823125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{1301}}^1$

素因数の和:1338

約数の個数: 20

約数和(自身を含む): 18303516

約数和(自身を除く): 4480391

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 1301, 2125, 6505, 10625, 22117, 32525, 110585, 162625, 552925, 813125, 2764625, 13823125]

約数ペア:

[(1, 13823125), (5, 2764625), (17, 813125), (25, 552925), (85, 162625), (125, 110585), (425, 32525), (625, 22117), (1301, 10625), (2125, 6505)]