65381660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 158760000

約数和(自身を除く): 93378340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 38, 58, 68, 76, 85, 95, 116, 145, 170, 190, 290, 323, 340, 349, 380, 493, 551, 580, 646, 698, 986, 1102, 1292, 1396, 1615, 1745, 1972, 2204, 2465, 2755, 3230, 3490, 4930, 5510, 5933, 6460, 6631, 6980, 9367, 9860, 10121, 11020, 11866, 13262, 18734, 20242, 23732, 26524, 29665, 33155, 37468, 40484, 46835, 50605, 59330, 66310, 93670, 101210, 112727, 118660, 132620, 172057, 187340, 192299, 202420, 225454, 344114, 384598, 450908, 563635, 688228, 769196, 860285, 961495, 1127270, 1720570, 1922990, 2254540, 3269083, 3441140, 3845980, 6538166, 13076332, 16345415, 32690830, 65381660]

約数ペア:

[(1, 65381660), (2, 32690830), (4, 16345415), (5, 13076332), (10, 6538166), (17, 3845980), (19, 3441140), (20, 3269083), (29, 2254540), (34, 1922990), (38, 1720570), (58, 1127270), (68, 961495), (76, 860285), (85, 769196), (95, 688228), (116, 563635), (145, 450908), (170, 384598), (190, 344114), (290, 225454), (323, 202420), (340, 192299), (349, 187340), (380, 172057), (493, 132620), (551, 118660), (580, 112727), (646, 101210), (698, 93670), (986, 66310), (1102, 59330), (1292, 50605), (1396, 46835), (1615, 40484), (1745, 37468), (1972, 33155), (2204, 29665), (2465, 26524), (2755, 23732), (3230, 20242), (3490, 18734), (4930, 13262), (5510, 11866), (5933, 11020), (6460, 10121), (6631, 9860), (6980, 9367)]