157947280

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7507}}^1$

素因数の和:7783

約数の個数: 40

約数和(自身を含む): 368672832

約数和(自身を除く): 210725552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 7507, 10520, 15014, 21040, 30028, 37535, 60056, 75070, 120112, 150140, 300280, 600560, 1974341, 3948682, 7897364, 9871705, 15794728, 19743410, 31589456, 39486820, 78973640, 157947280]

約数ペア:

[(1, 157947280), (2, 78973640), (4, 39486820), (5, 31589456), (8, 19743410), (10, 15794728), (16, 9871705), (20, 7897364), (40, 3948682), (80, 1974341), (263, 600560), (526, 300280), (1052, 150140), (1315, 120112), (2104, 75070), (2630, 60056), (4208, 37535), (5260, 30028), (7507, 21040), (10520, 15014)]