249542975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 353548800

約数和(自身を除く): 104005825

約数列:

[1, 5, 11, 25, 43, 47, 55, 215, 235, 275, 449, 473, 517, 1075, 1175, 2021, 2245, 2365, 2585, 4939, 10105, 11225, 11825, 12925, 19307, 21103, 22231, 24695, 50525, 96535, 105515, 111155, 123475, 212377, 232133, 482675, 527575, 555775, 907429, 1061885, 1160665, 4537145, 5309425, 5803325, 9981719, 22685725, 49908595, 249542975]

約数ペア:

[(1, 249542975), (5, 49908595), (11, 22685725), (25, 9981719), (43, 5803325), (47, 5309425), (55, 4537145), (215, 1160665), (235, 1061885), (275, 907429), (449, 555775), (473, 527575), (517, 482675), (1075, 232133), (1175, 212377), (2021, 123475), (2245, 111155), (2365, 105515), (2585, 96535), (4939, 50525), (10105, 24695), (11225, 22231), (11825, 21103), (12925, 19307)]