82074640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 209116080

約数和(自身を除く): 127041440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2081, 2320, 2465, 3944, 4162, 4930, 7888, 8324, 9860, 10405, 16648, 19720, 20810, 33296, 35377, 39440, 41620, 60349, 70754, 83240, 120698, 141508, 166480, 176885, 241396, 283016, 301745, 353770, 482792, 566032, 603490, 707540, 965584, 1025933, 1206980, 1415080, 2051866, 2413960, 2830160, 4103732, 4827920, 5129665, 8207464, 10259330, 16414928, 20518660, 41037320, 82074640]

約数ペア:

[(1, 82074640), (2, 41037320), (4, 20518660), (5, 16414928), (8, 10259330), (10, 8207464), (16, 5129665), (17, 4827920), (20, 4103732), (29, 2830160), (34, 2413960), (40, 2051866), (58, 1415080), (68, 1206980), (80, 1025933), (85, 965584), (116, 707540), (136, 603490), (145, 566032), (170, 482792), (232, 353770), (272, 301745), (290, 283016), (340, 241396), (464, 176885), (493, 166480), (580, 141508), (680, 120698), (986, 83240), (1160, 70754), (1360, 60349), (1972, 41620), (2081, 39440), (2320, 35377), (2465, 33296), (3944, 20810), (4162, 19720), (4930, 16648), (7888, 10405), (8324, 9860)]