2900845025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{168409}}^1$

素因数の和:168485

約数の個数: 24

約数和(自身を含む): 3946856760

約数和(自身を除く): 1046011735

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445, 17225, 168409, 842045, 2189317, 4210225, 8925677, 10946585, 44628385, 54732925, 116033801, 223141925, 580169005, 2900845025]

約数ペア:

[(1, 2900845025), (5, 580169005), (13, 223141925), (25, 116033801), (53, 54732925), (65, 44628385), (265, 10946585), (325, 8925677), (689, 4210225), (1325, 2189317), (3445, 842045), (17225, 168409)]