642534125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3643}}^1$

素因数の和:3758

約数の個数: 32

約数和(自身を含む): 859517568

約数和(自身を除く): 216983443

約数列:

[1, 5, 17, 25, 83, 85, 125, 415, 425, 1411, 2075, 2125, 3643, 7055, 10375, 18215, 35275, 61931, 91075, 176375, 302369, 309655, 455375, 1511845, 1548275, 5140273, 7559225, 7741375, 25701365, 37796125, 128506825, 642534125]

約数ペア:

[(1, 642534125), (5, 128506825), (17, 37796125), (25, 25701365), (83, 7741375), (85, 7559225), (125, 5140273), (415, 1548275), (425, 1511845), (1411, 455375), (2075, 309655), (2125, 302369), (3643, 176375), (7055, 91075), (10375, 61931), (18215, 35275)]