8361025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 11142144

約数和(自身を除く): 2781119

約数列:

[1, 5, 17, 25, 85, 103, 191, 425, 515, 955, 1751, 2575, 3247, 4775, 8755, 16235, 19673, 43775, 81175, 98365, 334441, 491825, 1672205, 8361025]

約数ペア:

[(1, 8361025), (5, 1672205), (17, 491825), (25, 334441), (85, 98365), (103, 81175), (191, 43775), (425, 19673), (515, 16235), (955, 8755), (1751, 4775), (2575, 3247)]