16807680025

素因数分解:

$5^2\times {\mathrm{193}}^2\times {\mathrm{18049}}^1$

素因数の和:18445

約数の個数: 18

約数和(自身を含む): 20951230650

約数和(自身を除く): 4143550625

約数列:

[1, 5, 25, 193, 965, 4825, 18049, 37249, 90245, 186245, 451225, 931225, 3483457, 17417285, 87086425, 672307201, 3361536005, 16807680025]

約数ペア:

[(1, 16807680025), (5, 3361536005), (25, 672307201), (193, 87086425), (965, 17417285), (4825, 3483457), (18049, 931225), (37249, 451225), (90245, 186245)]