263307616

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{5231}}^1$

素因数の和:5276

約数の個数: 72

約数和(自身を含む): 613744992

約数和(自身を除く): 350437376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 3872, 4576, 5231, 6292, 10462, 12584, 20924, 25168, 41848, 50336, 57541, 68003, 83696, 115082, 136006, 167392, 230164, 272012, 460328, 544024, 632951, 748033, 920656, 1088048, 1265902, 1496066, 1841312, 2176096, 2531804, 2992132, 5063608, 5984264, 8228363, 10127216, 11968528, 16456726, 20254432, 23937056, 32913452, 65826904, 131653808, 263307616]

約数ペア:

[(1, 263307616), (2, 131653808), (4, 65826904), (8, 32913452), (11, 23937056), (13, 20254432), (16, 16456726), (22, 11968528), (26, 10127216), (32, 8228363), (44, 5984264), (52, 5063608), (88, 2992132), (104, 2531804), (121, 2176096), (143, 1841312), (176, 1496066), (208, 1265902), (242, 1088048), (286, 920656), (352, 748033), (416, 632951), (484, 544024), (572, 460328), (968, 272012), (1144, 230164), (1573, 167392), (1936, 136006), (2288, 115082), (3146, 83696), (3872, 68003), (4576, 57541), (5231, 50336), (6292, 41848), (10462, 25168), (12584, 20924)]