66467680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9661}}^1$

素因数の和:9719

約数の個数: 48

約数和(自身を含む): 160698384

約数和(自身を除く): 94230704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9661, 19322, 38644, 48305, 77288, 96610, 154576, 193220, 309152, 386440, 415423, 772880, 830846, 1545760, 1661692, 2077115, 3323384, 4154230, 6646768, 8308460, 13293536, 16616920, 33233840, 66467680]

約数ペア:

[(1, 66467680), (2, 33233840), (4, 16616920), (5, 13293536), (8, 8308460), (10, 6646768), (16, 4154230), (20, 3323384), (32, 2077115), (40, 1661692), (43, 1545760), (80, 830846), (86, 772880), (160, 415423), (172, 386440), (215, 309152), (344, 193220), (430, 154576), (688, 96610), (860, 77288), (1376, 48305), (1720, 38644), (3440, 19322), (6880, 9661)]