90589775

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 114576000

約数和(自身を除く): 23986225

約数列:

[1, 5, 25, 131, 139, 199, 655, 695, 995, 3275, 3475, 4975, 18209, 26069, 27661, 91045, 130345, 138305, 455225, 651725, 691525, 3623591, 18117955, 90589775]

約数ペア:

[(1, 90589775), (5, 18117955), (25, 3623591), (131, 691525), (139, 651725), (199, 455225), (655, 138305), (695, 130345), (995, 91045), (3275, 27661), (3475, 26069), (4975, 18209)]