90631904

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 199085040

約数和(自身を除く): 108453136

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 89, 121, 176, 178, 242, 263, 352, 356, 484, 526, 712, 968, 979, 1052, 1424, 1936, 1958, 2104, 2848, 2893, 3872, 3916, 4208, 5786, 7832, 8416, 10769, 11572, 15664, 21538, 23144, 23407, 31328, 31823, 43076, 46288, 46814, 63646, 86152, 92576, 93628, 127292, 172304, 187256, 254584, 257477, 344608, 374512, 509168, 514954, 749024, 1018336, 1029908, 2059816, 2832247, 4119632, 5664494, 8239264, 11328988, 22657976, 45315952, 90631904]

約数ペア:

[(1, 90631904), (2, 45315952), (4, 22657976), (8, 11328988), (11, 8239264), (16, 5664494), (22, 4119632), (32, 2832247), (44, 2059816), (88, 1029908), (89, 1018336), (121, 749024), (176, 514954), (178, 509168), (242, 374512), (263, 344608), (352, 257477), (356, 254584), (484, 187256), (526, 172304), (712, 127292), (968, 93628), (979, 92576), (1052, 86152), (1424, 63646), (1936, 46814), (1958, 46288), (2104, 43076), (2848, 31823), (2893, 31328), (3872, 23407), (3916, 23144), (4208, 21538), (5786, 15664), (7832, 11572), (8416, 10769)]