79299025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{137}}^2$

素因数の和:310

約数の個数: 27

約数和(自身を含む): 107259411

約数和(自身を除く): 27960386

約数列:

[1, 5, 13, 25, 65, 137, 169, 325, 685, 845, 1781, 3425, 4225, 8905, 18769, 23153, 44525, 93845, 115765, 243997, 469225, 578825, 1219985, 3171961, 6099925, 15859805, 79299025]

約数ペア:

[(1, 79299025), (5, 15859805), (13, 6099925), (25, 3171961), (65, 1219985), (137, 578825), (169, 469225), (325, 243997), (685, 115765), (845, 93845), (1781, 44525), (3425, 23153), (4225, 18769)]