130920475

素因数分解:

$5^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1777}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 186078368

約数和(自身を除く): 55157893

約数列:

[1, 5, 7, 25, 35, 175, 421, 1777, 2105, 2947, 8885, 10525, 12439, 14735, 44425, 62195, 73675, 310975, 748117, 3740585, 5236819, 18702925, 26184095, 130920475]

約数ペア:

[(1, 130920475), (5, 26184095), (7, 18702925), (25, 5236819), (35, 3740585), (175, 748117), (421, 310975), (1777, 73675), (2105, 62195), (2947, 44425), (8885, 14735), (10525, 12439)]