66885320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{88007}}^1$

素因数の和:88037

約数の個数: 32

約数和(自身を含む): 158414400

約数和(自身を除く): 91529080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 88007, 176014, 352028, 440035, 704056, 880070, 1672133, 1760140, 3344266, 3520280, 6688532, 8360665, 13377064, 16721330, 33442660, 66885320]

約数ペア:

[(1, 66885320), (2, 33442660), (4, 16721330), (5, 13377064), (8, 8360665), (10, 6688532), (19, 3520280), (20, 3344266), (38, 1760140), (40, 1672133), (76, 880070), (95, 704056), (152, 440035), (190, 352028), (380, 176014), (760, 88007)]