188131775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2003}}^1$

素因数の和:2060

約数の個数: 36

約数和(自身を含む): 267008952

約数和(自身を除く): 78877177

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 2003, 3757, 5525, 7225, 10015, 18785, 26039, 34051, 50075, 93925, 130195, 170255, 442663, 578867, 650975, 851275, 2213315, 2894335, 7525271, 11066575, 14471675, 37626355, 188131775]

約数ペア:

[(1, 188131775), (5, 37626355), (13, 14471675), (17, 11066575), (25, 7525271), (65, 2894335), (85, 2213315), (221, 851275), (289, 650975), (325, 578867), (425, 442663), (1105, 170255), (1445, 130195), (2003, 93925), (3757, 50075), (5525, 34051), (7225, 26039), (10015, 18785)]