2099621552

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1\times {\mathrm{661}}^1$

素因数の和:1114

約数の個数: 80

約数和(自身を含む): 4728268800

約数和(自身を除く): 2628647248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 359, 553, 632, 661, 718, 1106, 1264, 1322, 1436, 2212, 2513, 2644, 2872, 4424, 4627, 5026, 5288, 5744, 8848, 9254, 10052, 10576, 18508, 20104, 28361, 37016, 40208, 52219, 56722, 74032, 104438, 113444, 198527, 208876, 226888, 237299, 365533, 397054, 417752, 453776, 474598, 731066, 794108, 835504, 949196, 1462132, 1588216, 1661093, 1898392, 2924264, 3176432, 3322186, 3796784, 5848528, 6644372, 13288744, 18746621, 26577488, 37493242, 74986484, 131226347, 149972968, 262452694, 299945936, 524905388, 1049810776, 2099621552]

約数ペア:

[(1, 2099621552), (2, 1049810776), (4, 524905388), (7, 299945936), (8, 262452694), (14, 149972968), (16, 131226347), (28, 74986484), (56, 37493242), (79, 26577488), (112, 18746621), (158, 13288744), (316, 6644372), (359, 5848528), (553, 3796784), (632, 3322186), (661, 3176432), (718, 2924264), (1106, 1898392), (1264, 1661093), (1322, 1588216), (1436, 1462132), (2212, 949196), (2513, 835504), (2644, 794108), (2872, 731066), (4424, 474598), (4627, 453776), (5026, 417752), (5288, 397054), (5744, 365533), (8848, 237299), (9254, 226888), (10052, 208876), (10576, 198527), (18508, 113444), (20104, 104438), (28361, 74032), (37016, 56722), (40208, 52219)]