1981403669504

素因数分解:

$2^{10}\times 7^1\times {\mathrm{6247}}^1\times {\mathrm{44249}}^1$

素因数の和:50523

約数の個数: 88

約数和(自身を含む): 4527538224000

約数和(自身を除く): 2546134554496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 6247, 7168, 12494, 24988, 43729, 44249, 49976, 87458, 88498, 99952, 174916, 176996, 199904, 309743, 349832, 353992, 399808, 619486, 699664, 707984, 799616, 1238972, 1399328, 1415968, 1599232, 2477944, 2798656, 2831936, 3198464, 4955888, 5597312, 5663872, 6396928, 9911776, 11194624, 11327744, 19823552, 22389248, 22655488, 39647104, 44778496, 45310976, 79294208, 158588416, 276423503, 317176832, 552847006, 1105694012, 1934964521, 2211388024, 3869929042, 4422776048, 7739858084, 8845552096, 15479716168, 17691104192, 30959432336, 35382208384, 61918864672, 70764416768, 123837729344, 141528833536, 247675458688, 283057667072, 495350917376, 990701834752, 1981403669504]

約数ペア:

[(1, 1981403669504), (2, 990701834752), (4, 495350917376), (7, 283057667072), (8, 247675458688), (14, 141528833536), (16, 123837729344), (28, 70764416768), (32, 61918864672), (56, 35382208384), (64, 30959432336), (112, 17691104192), (128, 15479716168), (224, 8845552096), (256, 7739858084), (448, 4422776048), (512, 3869929042), (896, 2211388024), (1024, 1934964521), (1792, 1105694012), (3584, 552847006), (6247, 317176832), (7168, 276423503), (12494, 158588416), (24988, 79294208), (43729, 45310976), (44249, 44778496), (49976, 39647104), (87458, 22655488), (88498, 22389248), (99952, 19823552), (174916, 11327744), (176996, 11194624), (199904, 9911776), (309743, 6396928), (349832, 5663872), (353992, 5597312), (399808, 4955888), (619486, 3198464), (699664, 2831936), (707984, 2798656), (799616, 2477944), (1238972, 1599232), (1399328, 1415968)]