81092120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1412

約数の個数: 64

約数和(自身を含む): 192456000

約数和(自身を除く): 111363880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1319, 1537, 2120, 2638, 3074, 5276, 6148, 6595, 7685, 10552, 12296, 13190, 15370, 26380, 30740, 38251, 52760, 61480, 69907, 76502, 139814, 153004, 191255, 279628, 306008, 349535, 382510, 559256, 699070, 765020, 1398140, 1530040, 2027303, 2796280, 4054606, 8109212, 10136515, 16218424, 20273030, 40546060, 81092120]

約数ペア:

[(1, 81092120), (2, 40546060), (4, 20273030), (5, 16218424), (8, 10136515), (10, 8109212), (20, 4054606), (29, 2796280), (40, 2027303), (53, 1530040), (58, 1398140), (106, 765020), (116, 699070), (145, 559256), (212, 382510), (232, 349535), (265, 306008), (290, 279628), (424, 191255), (530, 153004), (580, 139814), (1060, 76502), (1160, 69907), (1319, 61480), (1537, 52760), (2120, 38251), (2638, 30740), (3074, 26380), (5276, 15370), (6148, 13190), (6595, 12296), (7685, 10552)]