68877784

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 141062400

約数和(自身を除く): 72184616

約数列:

[1, 2, 4, 8, 29, 31, 58, 61, 62, 116, 122, 124, 157, 232, 244, 248, 314, 488, 628, 899, 1256, 1769, 1798, 1891, 3538, 3596, 3782, 4553, 4867, 7076, 7192, 7564, 9106, 9577, 9734, 14152, 15128, 18212, 19154, 19468, 36424, 38308, 38936, 54839, 76616, 109678, 141143, 219356, 277733, 282286, 296887, 438712, 555466, 564572, 593774, 1110932, 1129144, 1187548, 2221864, 2375096, 8609723, 17219446, 34438892, 68877784]

約数ペア:

[(1, 68877784), (2, 34438892), (4, 17219446), (8, 8609723), (29, 2375096), (31, 2221864), (58, 1187548), (61, 1129144), (62, 1110932), (116, 593774), (122, 564572), (124, 555466), (157, 438712), (232, 296887), (244, 282286), (248, 277733), (314, 219356), (488, 141143), (628, 109678), (899, 76616), (1256, 54839), (1769, 38936), (1798, 38308), (1891, 36424), (3538, 19468), (3596, 19154), (3782, 18212), (4553, 15128), (4867, 14152), (7076, 9734), (7192, 9577), (7564, 9106)]