89838520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{77447}}^1$

素因数の和:77487

約数の個数: 32

約数和(自身を含む): 209109600

約数和(自身を除く): 119271080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 77447, 154894, 309788, 387235, 619576, 774470, 1548940, 2245963, 3097880, 4491926, 8983852, 11229815, 17967704, 22459630, 44919260, 89838520]

約数ペア:

[(1, 89838520), (2, 44919260), (4, 22459630), (5, 17967704), (8, 11229815), (10, 8983852), (20, 4491926), (29, 3097880), (40, 2245963), (58, 1548940), (116, 774470), (145, 619576), (232, 387235), (290, 309788), (580, 154894), (1160, 77447)]