66067840

素因数分解:

$2^7\times 5^1\times {\mathrm{103231}}^1$

素因数の和:103250

約数の個数: 32

約数和(自身を含む): 157944960

約数和(自身を除く): 91877120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 103231, 206462, 412924, 516155, 825848, 1032310, 1651696, 2064620, 3303392, 4129240, 6606784, 8258480, 13213568, 16516960, 33033920, 66067840]

約数ペア:

[(1, 66067840), (2, 33033920), (4, 16516960), (5, 13213568), (8, 8258480), (10, 6606784), (16, 4129240), (20, 3303392), (32, 2064620), (40, 1651696), (64, 1032310), (80, 825848), (128, 516155), (160, 412924), (320, 206462), (640, 103231)]