64983035

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 86091984

約数和(自身を除く): 21108949

約数列:

[1, 5, 13, 53, 65, 169, 265, 689, 845, 1451, 3445, 7255, 8957, 18863, 44785, 76903, 94315, 245219, 384515, 999739, 1226095, 4998695, 12996607, 64983035]

約数ペア:

[(1, 64983035), (5, 12996607), (13, 4998695), (53, 1226095), (65, 999739), (169, 384515), (265, 245219), (689, 94315), (845, 76903), (1451, 44785), (3445, 18863), (7255, 8957)]