12888175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 17240960

約数和(自身を除く): 4352785

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 631, 817, 1075, 3155, 4085, 11989, 15775, 20425, 27133, 59945, 135665, 299725, 515527, 678325, 2577635, 12888175]

約数ペア:

[(1, 12888175), (5, 2577635), (19, 678325), (25, 515527), (43, 299725), (95, 135665), (215, 59945), (475, 27133), (631, 20425), (817, 15775), (1075, 11989), (3155, 4085)]