26495057920

素因数分解:

$2^{15}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 67946688000

約数和(自身を除く): 41451630080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 79, 80, 89, 92, 115, 128, 158, 160, 178, 184, 230, 256, 316, 320, 356, 368, 395, 445, 460, 512, 632, 640, 712, 736, 790, 890, 920, 1024, 1264, 1280, 1424, 1472, 1580, 1780, 1817, 1840, 2047, 2048, 2528, 2560, 2848, 2944, 3160, 3560, 3634, 3680, 4094, 4096, 5056, 5120, 5696, 5888, 6320, 7031, 7120, 7268, 7360, 8188, 8192, 9085, 10112, 10235, 10240, 11392, 11776, 12640, 14062, 14240, 14536, 14720, 16376, 16384, 18170, 20224, 20470, 20480, 22784, 23552, 25280, 28124, 28480, 29072, 29440, 32752, 32768, 35155, 36340, 40448, 40940, 40960, 45568, 47104, 50560, 56248, 56960, 58144, 58880, 65504, 70310, 72680, 80896, 81880, 81920, 91136, 94208, 101120, 112496, 113920, 116288, 117760, 131008, 140620, 145360, 161713, 161792, 163760, 163840, 182272, 188416, 202240, 224992, 227840, 232576, 235520, 262016, 281240, 290720, 323426, 323584, 327520, 364544, 376832, 404480, 449984, 455680, 465152, 471040, 524032, 562480, 581440, 646852, 647168, 655040, 729088, 753664, 808565, 808960, 899968, 911360, 930304, 942080, 1048064, 1124960, 1162880, 1293704, 1294336, 1310080, 1458176, 1617130, 1617920, 1799936, 1822720, 1860608, 1884160, 2096128, 2249920, 2325760, 2587408, 2588672, 2620160, 2916352, 3234260, 3235840, 3599872, 3645440, 3721216, 3768320, 4192256, 4499840, 4651520, 5174816, 5240320, 6468520, 6471680, 7199744, 7290880, 7442432, 8384512, 8999680, 9303040, 10349632, 10480640, 12937040, 12943360, 14399488, 14581760, 14884864, 16769024, 17999360, 18606080, 20699264, 20961280, 25874080, 28798976, 29769728, 33538048, 35998720, 37212160, 41398528, 41922560, 51748160, 57597952, 59539456, 67076096, 71997440, 74424320, 82797056, 83845120, 103496320, 115195904, 143994880, 148848640, 165594112, 167690240, 206992640, 230391808, 287989760, 297697280, 331188224, 335380480, 413985280, 575979520, 662376448, 827970560, 1151959040, 1324752896, 1655941120, 2649505792, 3311882240, 5299011584, 6623764480, 13247528960, 26495057920]

約数ペア:

[(1, 26495057920), (2, 13247528960), (4, 6623764480), (5, 5299011584), (8, 3311882240), (10, 2649505792), (16, 1655941120), (20, 1324752896), (23, 1151959040), (32, 827970560), (40, 662376448), (46, 575979520), (64, 413985280), (79, 335380480), (80, 331188224), (89, 297697280), (92, 287989760), (115, 230391808), (128, 206992640), (158, 167690240), (160, 165594112), (178, 148848640), (184, 143994880), (230, 115195904), (256, 103496320), (316, 83845120), (320, 82797056), (356, 74424320), (368, 71997440), (395, 67076096), (445, 59539456), (460, 57597952), (512, 51748160), (632, 41922560), (640, 41398528), (712, 37212160), (736, 35998720), (790, 33538048), (890, 29769728), (920, 28798976), (1024, 25874080), (1264, 20961280), (1280, 20699264), (1424, 18606080), (1472, 17999360), (1580, 16769024), (1780, 14884864), (1817, 14581760), (1840, 14399488), (2047, 12943360), (2048, 12937040), (2528, 10480640), (2560, 10349632), (2848, 9303040), (2944, 8999680), (3160, 8384512), (3560, 7442432), (3634, 7290880), (3680, 7199744), (4094, 6471680), (4096, 6468520), (5056, 5240320), (5120, 5174816), (5696, 4651520), (5888, 4499840), (6320, 4192256), (7031, 3768320), (7120, 3721216), (7268, 3645440), (7360, 3599872), (8188, 3235840), (8192, 3234260), (9085, 2916352), (10112, 2620160), (10235, 2588672), (10240, 2587408), (11392, 2325760), (11776, 2249920), (12640, 2096128), (14062, 1884160), (14240, 1860608), (14536, 1822720), (14720, 1799936), (16376, 1617920), (16384, 1617130), (18170, 1458176), (20224, 1310080), (20470, 1294336), (20480, 1293704), (22784, 1162880), (23552, 1124960), (25280, 1048064), (28124, 942080), (28480, 930304), (29072, 911360), (29440, 899968), (32752, 808960), (32768, 808565), (35155, 753664), (36340, 729088), (40448, 655040), (40940, 647168), (40960, 646852), (45568, 581440), (47104, 562480), (50560, 524032), (56248, 471040), (56960, 465152), (58144, 455680), (58880, 449984), (65504, 404480), (70310, 376832), (72680, 364544), (80896, 327520), (81880, 323584), (81920, 323426), (91136, 290720), (94208, 281240), (101120, 262016), (112496, 235520), (113920, 232576), (116288, 227840), (117760, 224992), (131008, 202240), (140620, 188416), (145360, 182272), (161713, 163840), (161792, 163760)]