205734928

素因数分解:

$2^4\times 7^2\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1080

約数の個数: 60

約数和(自身を含む): 465562092

約数和(自身を除く): 259827164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 397, 661, 784, 794, 1322, 1588, 2644, 2779, 3176, 4627, 5288, 5558, 6352, 9254, 10576, 11116, 18508, 19453, 22232, 32389, 37016, 38906, 44464, 64778, 74032, 77812, 129556, 155624, 259112, 262417, 311248, 518224, 524834, 1049668, 1836919, 2099336, 3673838, 4198672, 7347676, 12858433, 14695352, 25716866, 29390704, 51433732, 102867464, 205734928]

約数ペア:

[(1, 205734928), (2, 102867464), (4, 51433732), (7, 29390704), (8, 25716866), (14, 14695352), (16, 12858433), (28, 7347676), (49, 4198672), (56, 3673838), (98, 2099336), (112, 1836919), (196, 1049668), (392, 524834), (397, 518224), (661, 311248), (784, 262417), (794, 259112), (1322, 155624), (1588, 129556), (2644, 77812), (2779, 74032), (3176, 64778), (4627, 44464), (5288, 38906), (5558, 37016), (6352, 32389), (9254, 22232), (10576, 19453), (11116, 18508)]