51077680

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3917}}^1$

素因数の和:4093

約数の個数: 40

約数和(自身を含む): 119514672

約数和(自身を除く): 68436992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3917, 6520, 7834, 13040, 15668, 19585, 31336, 39170, 62672, 78340, 156680, 313360, 638471, 1276942, 2553884, 3192355, 5107768, 6384710, 10215536, 12769420, 25538840, 51077680]

約数ペア:

[(1, 51077680), (2, 25538840), (4, 12769420), (5, 10215536), (8, 6384710), (10, 5107768), (16, 3192355), (20, 2553884), (40, 1276942), (80, 638471), (163, 313360), (326, 156680), (652, 78340), (815, 62672), (1304, 39170), (1630, 31336), (2608, 19585), (3260, 15668), (3917, 13040), (6520, 7834)]