16464925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2039}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 22766400

約数和(自身を除く): 6301475

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 2039, 8075, 10195, 34663, 38741, 50975, 173315, 193705, 658597, 866575, 968525, 3292985, 16464925]

約数ペア:

[(1, 16464925), (5, 3292985), (17, 968525), (19, 866575), (25, 658597), (85, 193705), (95, 173315), (323, 50975), (425, 38741), (475, 34663), (1615, 10195), (2039, 8075)]