55557382760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{4493}}^1$

素因数の和:4851

約数の個数: 128

約数和(自身を含む): 138034108800

約数和(自身を除く): 82476726040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 179, 220, 314, 358, 440, 628, 716, 785, 895, 1256, 1432, 1570, 1727, 1790, 1969, 3140, 3454, 3580, 3938, 4493, 6280, 6908, 7160, 7876, 8635, 8986, 9845, 13816, 15752, 17270, 17972, 19690, 22465, 28103, 34540, 35944, 39380, 44930, 49423, 56206, 69080, 78760, 89860, 98846, 112412, 140515, 179720, 197692, 224824, 247115, 281030, 309133, 395384, 494230, 562060, 618266, 705401, 804247, 988460, 1124120, 1236532, 1410802, 1545665, 1608494, 1976920, 2473064, 2821604, 3091330, 3216988, 3527005, 4021235, 5643208, 6182660, 6433976, 7054010, 7759411, 8042470, 8846717, 12365320, 14108020, 15518822, 16084940, 17693434, 28216040, 31037644, 32169880, 35386868, 38797055, 44233585, 62075288, 70773736, 77594110, 88467170, 126266779, 155188220, 176934340, 252533558, 310376440, 353868680, 505067116, 631333895, 1010134232, 1262667790, 1388934569, 2525335580, 2777869138, 5050671160, 5555738276, 6944672845, 11111476552, 13889345690, 27778691380, 55557382760]

約数ペア:

[(1, 55557382760), (2, 27778691380), (4, 13889345690), (5, 11111476552), (8, 6944672845), (10, 5555738276), (11, 5050671160), (20, 2777869138), (22, 2525335580), (40, 1388934569), (44, 1262667790), (55, 1010134232), (88, 631333895), (110, 505067116), (157, 353868680), (179, 310376440), (220, 252533558), (314, 176934340), (358, 155188220), (440, 126266779), (628, 88467170), (716, 77594110), (785, 70773736), (895, 62075288), (1256, 44233585), (1432, 38797055), (1570, 35386868), (1727, 32169880), (1790, 31037644), (1969, 28216040), (3140, 17693434), (3454, 16084940), (3580, 15518822), (3938, 14108020), (4493, 12365320), (6280, 8846717), (6908, 8042470), (7160, 7759411), (7876, 7054010), (8635, 6433976), (8986, 6182660), (9845, 5643208), (13816, 4021235), (15752, 3527005), (17270, 3216988), (17972, 3091330), (19690, 2821604), (22465, 2473064), (28103, 1976920), (34540, 1608494), (35944, 1545665), (39380, 1410802), (44930, 1236532), (49423, 1124120), (56206, 988460), (69080, 804247), (78760, 705401), (89860, 618266), (98846, 562060), (112412, 494230), (140515, 395384), (179720, 309133), (197692, 281030), (224824, 247115)]