78343760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 200558592

約数和(自身を除く): 122214832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 440, 508, 635, 701, 880, 1016, 1270, 1397, 1402, 2032, 2540, 2794, 2804, 3505, 5080, 5588, 5608, 6985, 7010, 7711, 10160, 11176, 11216, 13970, 14020, 15422, 22352, 27940, 28040, 30844, 38555, 55880, 56080, 61688, 77110, 89027, 111760, 123376, 154220, 178054, 308440, 356108, 445135, 616880, 712216, 890270, 979297, 1424432, 1780540, 1958594, 3561080, 3917188, 4896485, 7122160, 7834376, 9792970, 15668752, 19585940, 39171880, 78343760]

約数ペア:

[(1, 78343760), (2, 39171880), (4, 19585940), (5, 15668752), (8, 9792970), (10, 7834376), (11, 7122160), (16, 4896485), (20, 3917188), (22, 3561080), (40, 1958594), (44, 1780540), (55, 1424432), (80, 979297), (88, 890270), (110, 712216), (127, 616880), (176, 445135), (220, 356108), (254, 308440), (440, 178054), (508, 154220), (635, 123376), (701, 111760), (880, 89027), (1016, 77110), (1270, 61688), (1397, 56080), (1402, 55880), (2032, 38555), (2540, 30844), (2794, 28040), (2804, 27940), (3505, 22352), (5080, 15422), (5588, 14020), (5608, 13970), (6985, 11216), (7010, 11176), (7711, 10160)]