1158125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 20

約数和(自身を含む): 1546380

約数和(自身を除く): 388255

約数列:

[1, 5, 17, 25, 85, 109, 125, 425, 545, 625, 1853, 2125, 2725, 9265, 10625, 13625, 46325, 68125, 231625, 1158125]

約数ペア:

[(1, 1158125), (5, 231625), (17, 68125), (25, 46325), (85, 13625), (109, 10625), (125, 9265), (425, 2725), (545, 2125), (625, 1853)]