205654568

素因数分解:

$2^3\times 7^3\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 453600000

約数和(自身を除く): 247945432

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 149, 196, 298, 343, 392, 503, 596, 686, 1006, 1043, 1192, 1372, 2012, 2086, 2744, 3521, 4024, 4172, 7042, 7301, 8344, 14084, 14602, 24647, 28168, 29204, 49294, 51107, 58408, 74947, 98588, 102214, 149894, 172529, 197176, 204428, 299788, 345058, 408856, 524629, 599576, 690116, 1049258, 1380232, 2098516, 3672403, 4197032, 7344806, 14689612, 25706821, 29379224, 51413642, 102827284, 205654568]

約数ペア:

[(1, 205654568), (2, 102827284), (4, 51413642), (7, 29379224), (8, 25706821), (14, 14689612), (28, 7344806), (49, 4197032), (56, 3672403), (98, 2098516), (149, 1380232), (196, 1049258), (298, 690116), (343, 599576), (392, 524629), (503, 408856), (596, 345058), (686, 299788), (1006, 204428), (1043, 197176), (1192, 172529), (1372, 149894), (2012, 102214), (2086, 98588), (2744, 74947), (3521, 58408), (4024, 51107), (4172, 49294), (7042, 29204), (7301, 28168), (8344, 24647), (14084, 14602)]