80528025

素因数分解:

$3^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{2833}}^1$

素因数の和:3225

約数の個数: 24

約数和(自身を含む): 133538080

約数和(自身を除く): 53010055

約数列:

[1, 3, 5, 15, 25, 75, 379, 1137, 1895, 2833, 5685, 8499, 9475, 14165, 28425, 42495, 70825, 212475, 1073707, 3221121, 5368535, 16105605, 26842675, 80528025]

約数ペア:

[(1, 80528025), (3, 26842675), (5, 16105605), (15, 5368535), (25, 3221121), (75, 1073707), (379, 212475), (1137, 70825), (1895, 42495), (2833, 28425), (5685, 14165), (8499, 9475)]