289777925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4733}}^1$

素因数の和:4853

約数の個数: 24

約数和(自身を含む): 375690240

約数和(自身を除く): 85912315

約数列:

[1, 5, 25, 31, 79, 155, 395, 775, 1975, 2449, 4733, 12245, 23665, 61225, 118325, 146723, 373907, 733615, 1869535, 3668075, 9347675, 11591117, 57955585, 289777925]

約数ペア:

[(1, 289777925), (5, 57955585), (25, 11591117), (31, 9347675), (79, 3668075), (155, 1869535), (395, 733615), (775, 373907), (1975, 146723), (2449, 118325), (4733, 61225), (12245, 23665)]