85440464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{172259}}^1$

素因数の和:172298

約数の個数: 20

約数和(自身を含む): 170881920

約数和(自身を除く): 85441456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 172259, 344518, 689036, 1378072, 2756144, 5340029, 10680058, 21360116, 42720232, 85440464]

約数ペア:

[(1, 85440464), (2, 42720232), (4, 21360116), (8, 10680058), (16, 5340029), (31, 2756144), (62, 1378072), (124, 689036), (248, 344518), (496, 172259)]