668829425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1361}}^1\times {\mathrm{1787}}^1$

素因数の和:3169

約数の個数: 24

約数和(自身を含む): 905915232

約数和(自身を除く): 237085807

約数列:

[1, 5, 11, 25, 55, 275, 1361, 1787, 6805, 8935, 14971, 19657, 34025, 44675, 74855, 98285, 374275, 491425, 2432107, 12160535, 26753177, 60802675, 133765885, 668829425]

約数ペア:

[(1, 668829425), (5, 133765885), (11, 60802675), (25, 26753177), (55, 12160535), (275, 2432107), (1361, 491425), (1787, 374275), (6805, 98285), (8935, 74855), (14971, 44675), (19657, 34025)]