212106025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{26267}}^1$

素因数の和:26313

約数の個数: 24

約数和(自身を含む): 293150880

約数和(自身を除く): 81044855

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 26267, 131335, 446539, 499073, 656675, 2232695, 2495365, 8484241, 11163475, 12476825, 42421205, 212106025]

約数ペア:

[(1, 212106025), (5, 42421205), (17, 12476825), (19, 11163475), (25, 8484241), (85, 2495365), (95, 2232695), (323, 656675), (425, 499073), (475, 446539), (1615, 131335), (8075, 26267)]