81428584

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3649

約数の個数: 32

約数和(自身を含む): 158605920

約数和(自身を除く): 77177336

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 2881, 3533, 5762, 7066, 11524, 14132, 23048, 28264, 151919, 236711, 303838, 473422, 607676, 946844, 1215352, 1893688, 10178573, 20357146, 40714292, 81428584]

約数ペア:

[(1, 81428584), (2, 40714292), (4, 20357146), (8, 10178573), (43, 1893688), (67, 1215352), (86, 946844), (134, 607676), (172, 473422), (268, 303838), (344, 236711), (536, 151919), (2881, 28264), (3533, 23048), (5762, 14132), (7066, 11524)]