66367720

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7121}}^1$

素因数の和:7365

約数の個数: 32

約数和(自身を含む): 149989320

約数和(自身を除く): 83621600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 7121, 9320, 14242, 28484, 35605, 56968, 71210, 142420, 284840, 1659193, 3318386, 6636772, 8295965, 13273544, 16591930, 33183860, 66367720]

約数ペア:

[(1, 66367720), (2, 33183860), (4, 16591930), (5, 13273544), (8, 8295965), (10, 6636772), (20, 3318386), (40, 1659193), (233, 284840), (466, 142420), (932, 71210), (1165, 56968), (1864, 35605), (2330, 28484), (4660, 14242), (7121, 9320)]