91095040

素因数分解:

$2^{17}\times 5^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 220200120

約数和(自身を除く): 129105080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1024, 1112, 1280, 1390, 2048, 2224, 2560, 2780, 4096, 4448, 5120, 5560, 8192, 8896, 10240, 11120, 16384, 17792, 20480, 22240, 32768, 35584, 40960, 44480, 65536, 71168, 81920, 88960, 131072, 142336, 163840, 177920, 284672, 327680, 355840, 569344, 655360, 711680, 1138688, 1423360, 2277376, 2846720, 4554752, 5693440, 9109504, 11386880, 18219008, 22773760, 45547520, 91095040]

約数ペア:

[(1, 91095040), (2, 45547520), (4, 22773760), (5, 18219008), (8, 11386880), (10, 9109504), (16, 5693440), (20, 4554752), (32, 2846720), (40, 2277376), (64, 1423360), (80, 1138688), (128, 711680), (139, 655360), (160, 569344), (256, 355840), (278, 327680), (320, 284672), (512, 177920), (556, 163840), (640, 142336), (695, 131072), (1024, 88960), (1112, 81920), (1280, 71168), (1390, 65536), (2048, 44480), (2224, 40960), (2560, 35584), (2780, 32768), (4096, 22240), (4448, 20480), (5120, 17792), (5560, 16384), (8192, 11120), (8896, 10240)]