256475992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 510935040

約数和(自身を除く): 254459048

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 127, 131, 164, 188, 254, 262, 328, 376, 508, 524, 1016, 1048, 1927, 3854, 5207, 5371, 5969, 6157, 7708, 10414, 10742, 11938, 12314, 15416, 16637, 20828, 21484, 23876, 24628, 33274, 41656, 42968, 47752, 49256, 66548, 133096, 244729, 252437, 489458, 504874, 682117, 781939, 978916, 1009748, 1364234, 1563878, 1957832, 2019496, 2728468, 3127756, 5456936, 6255512, 32059499, 64118998, 128237996, 256475992]

約数ペア:

[(1, 256475992), (2, 128237996), (4, 64118998), (8, 32059499), (41, 6255512), (47, 5456936), (82, 3127756), (94, 2728468), (127, 2019496), (131, 1957832), (164, 1563878), (188, 1364234), (254, 1009748), (262, 978916), (328, 781939), (376, 682117), (508, 504874), (524, 489458), (1016, 252437), (1048, 244729), (1927, 133096), (3854, 66548), (5207, 49256), (5371, 47752), (5969, 42968), (6157, 41656), (7708, 33274), (10414, 24628), (10742, 23876), (11938, 21484), (12314, 20828), (15416, 16637)]