1288408525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{10009}}^1$

素因数の和:10309

約数の個数: 24

約数和(自身を含む): 1688086400

約数和(自身を除く): 399677875

約数列:

[1, 5, 19, 25, 95, 271, 475, 1355, 5149, 6775, 10009, 25745, 50045, 128725, 190171, 250225, 950855, 2712439, 4754275, 13562195, 51536341, 67810975, 257681705, 1288408525]

約数ペア:

[(1, 1288408525), (5, 257681705), (19, 67810975), (25, 51536341), (95, 13562195), (271, 4754275), (475, 2712439), (1355, 950855), (5149, 250225), (6775, 190171), (10009, 128725), (25745, 50045)]