53390285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2597

約数の個数: 32

約数和(自身を含む): 76930560

約数和(自身を除く): 23540275

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 2543, 4199, 12715, 20995, 33059, 43231, 48317, 165295, 216155, 241585, 562003, 628121, 821389, 2810015, 3140605, 4106945, 10678057, 53390285]

約数ペア:

[(1, 53390285), (5, 10678057), (13, 4106945), (17, 3140605), (19, 2810015), (65, 821389), (85, 628121), (95, 562003), (221, 241585), (247, 216155), (323, 165295), (1105, 48317), (1235, 43231), (1615, 33059), (2543, 20995), (4199, 12715)]