81585544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1439}}^1$

素因数の和:1837

約数の個数: 32

約数和(自身を含む): 161568000

約数和(自身を除く): 79982456

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 373, 746, 1439, 1492, 2878, 2984, 5756, 7087, 11512, 14174, 27341, 28348, 54682, 56696, 109364, 218728, 536747, 1073494, 2146988, 4293976, 10198193, 20396386, 40792772, 81585544]

約数ペア:

[(1, 81585544), (2, 40792772), (4, 20396386), (8, 10198193), (19, 4293976), (38, 2146988), (76, 1073494), (152, 536747), (373, 218728), (746, 109364), (1439, 56696), (1492, 54682), (2878, 28348), (2984, 27341), (5756, 14174), (7087, 11512)]