298461025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20269}}^1$

素因数の和:20329

約数の個数: 24

約数和(自身を含む): 402156800

約数和(自身を除く): 103695775

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 14725, 20269, 101345, 385111, 506725, 628339, 1925555, 3141695, 9627775, 11938441, 15708475, 59692205, 298461025]

約数ペア:

[(1, 298461025), (5, 59692205), (19, 15708475), (25, 11938441), (31, 9627775), (95, 3141695), (155, 1925555), (475, 628339), (589, 506725), (775, 385111), (2945, 101345), (14725, 20269)]