160838920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8501}}^1$

素因数の和:8566

約数の個数: 64

約数和(自身を含む): 404015040

約数和(自身を除く): 243176120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 8501, 9460, 17002, 18920, 34004, 42505, 68008, 85010, 93511, 170020, 187022, 340040, 365543, 374044, 467555, 731086, 748088, 935110, 1462172, 1827715, 1870220, 2924344, 3655430, 3740440, 4020973, 7310860, 8041946, 14621720, 16083892, 20104865, 32167784, 40209730, 80419460, 160838920]

約数ペア:

[(1, 160838920), (2, 80419460), (4, 40209730), (5, 32167784), (8, 20104865), (10, 16083892), (11, 14621720), (20, 8041946), (22, 7310860), (40, 4020973), (43, 3740440), (44, 3655430), (55, 2924344), (86, 1870220), (88, 1827715), (110, 1462172), (172, 935110), (215, 748088), (220, 731086), (344, 467555), (430, 374044), (440, 365543), (473, 340040), (860, 187022), (946, 170020), (1720, 93511), (1892, 85010), (2365, 68008), (3784, 42505), (4730, 34004), (8501, 18920), (9460, 17002)]