656862496

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{9007}}^1$

素因数の和:9113

約数の個数: 48

約数和(自身を含む): 1348389504

約数和(自身を除く): 691527008

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 86, 106, 172, 212, 344, 424, 688, 848, 1376, 1696, 2279, 4558, 9007, 9116, 18014, 18232, 36028, 36464, 72056, 72928, 144112, 288224, 387301, 477371, 774602, 954742, 1549204, 1909484, 3098408, 3818968, 6196816, 7637936, 12393632, 15275872, 20526953, 41053906, 82107812, 164215624, 328431248, 656862496]

約数ペア:

[(1, 656862496), (2, 328431248), (4, 164215624), (8, 82107812), (16, 41053906), (32, 20526953), (43, 15275872), (53, 12393632), (86, 7637936), (106, 6196816), (172, 3818968), (212, 3098408), (344, 1909484), (424, 1549204), (688, 954742), (848, 774602), (1376, 477371), (1696, 387301), (2279, 288224), (4558, 144112), (9007, 72928), (9116, 72056), (18014, 36464), (18232, 36028)]