87972584

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 200880000

約数和(自身を除く): 112907416

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 89, 133, 152, 178, 266, 356, 532, 623, 712, 929, 1064, 1246, 1691, 1858, 2492, 3382, 3716, 4984, 6503, 6764, 7432, 11837, 13006, 13528, 17651, 23674, 26012, 35302, 47348, 52024, 70604, 82681, 94696, 123557, 141208, 165362, 247114, 330724, 494228, 578767, 661448, 988456, 1157534, 1570939, 2315068, 3141878, 4630136, 6283756, 10996573, 12567512, 21993146, 43986292, 87972584]

約数ペア:

[(1, 87972584), (2, 43986292), (4, 21993146), (7, 12567512), (8, 10996573), (14, 6283756), (19, 4630136), (28, 3141878), (38, 2315068), (56, 1570939), (76, 1157534), (89, 988456), (133, 661448), (152, 578767), (178, 494228), (266, 330724), (356, 247114), (532, 165362), (623, 141208), (712, 123557), (929, 94696), (1064, 82681), (1246, 70604), (1691, 52024), (1858, 47348), (2492, 35302), (3382, 26012), (3716, 23674), (4984, 17651), (6503, 13528), (6764, 13006), (7432, 11837)]