1649647560980

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1583}}^1\times {\mathrm{116047}}^1$

素因数の和:118088

約数の個数: 48

約数和(自身を含む): 3474198604800

約数和(自身を除く): 1824551043820

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1583, 1796, 2245, 3166, 4490, 6332, 7915, 8980, 15830, 31660, 116047, 232094, 464188, 580235, 710767, 1160470, 1421534, 2320940, 2843068, 3553835, 7107670, 14215340, 52105103, 104210206, 183702401, 208420412, 260525515, 367404802, 521051030, 734809604, 918512005, 1042102060, 1837024010, 3674048020, 82482378049, 164964756098, 329929512196, 412411890245, 824823780490, 1649647560980]

約数ペア:

[(1, 1649647560980), (2, 824823780490), (4, 412411890245), (5, 329929512196), (10, 164964756098), (20, 82482378049), (449, 3674048020), (898, 1837024010), (1583, 1042102060), (1796, 918512005), (2245, 734809604), (3166, 521051030), (4490, 367404802), (6332, 260525515), (7915, 208420412), (8980, 183702401), (15830, 104210206), (31660, 52105103), (116047, 14215340), (232094, 7107670), (464188, 3553835), (580235, 2843068), (710767, 2320940), (1160470, 1421534)]