81008060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 208510848

約数和(自身を除く): 127502788

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 101, 119, 140, 170, 202, 238, 337, 340, 404, 476, 505, 595, 674, 707, 1010, 1190, 1348, 1414, 1685, 1717, 2020, 2359, 2380, 2828, 3370, 3434, 3535, 4718, 5729, 6740, 6868, 7070, 8585, 9436, 11458, 11795, 12019, 14140, 17170, 22916, 23590, 24038, 28645, 34037, 34340, 40103, 47180, 48076, 57290, 60095, 68074, 80206, 114580, 120190, 136148, 160412, 170185, 200515, 238259, 240380, 340370, 401030, 476518, 578629, 680740, 802060, 953036, 1157258, 1191295, 2314516, 2382590, 2893145, 4050403, 4765180, 5786290, 8100806, 11572580, 16201612, 20252015, 40504030, 81008060]

約数ペア:

[(1, 81008060), (2, 40504030), (4, 20252015), (5, 16201612), (7, 11572580), (10, 8100806), (14, 5786290), (17, 4765180), (20, 4050403), (28, 2893145), (34, 2382590), (35, 2314516), (68, 1191295), (70, 1157258), (85, 953036), (101, 802060), (119, 680740), (140, 578629), (170, 476518), (202, 401030), (238, 340370), (337, 240380), (340, 238259), (404, 200515), (476, 170185), (505, 160412), (595, 136148), (674, 120190), (707, 114580), (1010, 80206), (1190, 68074), (1348, 60095), (1414, 57290), (1685, 48076), (1717, 47180), (2020, 40103), (2359, 34340), (2380, 34037), (2828, 28645), (3370, 24038), (3434, 23590), (3535, 22916), (4718, 17170), (5729, 14140), (6740, 12019), (6868, 11795), (7070, 11458), (8585, 9436)]