865283536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1580

約数の個数: 80

約数和(自身を含む): 1875379968

約数和(自身を除く): 1010096432

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 61, 94, 104, 122, 188, 208, 244, 376, 488, 611, 752, 793, 976, 1222, 1451, 1586, 2444, 2867, 2902, 3172, 4888, 5734, 5804, 6344, 9776, 11468, 11608, 12688, 18863, 22936, 23216, 37271, 37726, 45872, 68197, 74542, 75452, 88511, 136394, 149084, 150904, 177022, 272788, 298168, 301808, 354044, 545576, 596336, 708088, 886561, 1091152, 1150643, 1416176, 1773122, 2301286, 3546244, 4160017, 4602572, 7092488, 8320034, 9205144, 14184976, 16640068, 18410288, 33280136, 54080221, 66560272, 108160442, 216320884, 432641768, 865283536]

約数ペア:

[(1, 865283536), (2, 432641768), (4, 216320884), (8, 108160442), (13, 66560272), (16, 54080221), (26, 33280136), (47, 18410288), (52, 16640068), (61, 14184976), (94, 9205144), (104, 8320034), (122, 7092488), (188, 4602572), (208, 4160017), (244, 3546244), (376, 2301286), (488, 1773122), (611, 1416176), (752, 1150643), (793, 1091152), (976, 886561), (1222, 708088), (1451, 596336), (1586, 545576), (2444, 354044), (2867, 301808), (2902, 298168), (3172, 272788), (4888, 177022), (5734, 150904), (5804, 149084), (6344, 136394), (9776, 88511), (11468, 75452), (11608, 74542), (12688, 68197), (18863, 45872), (22936, 37726), (23216, 37271)]