159577280

素因数分解:

$2^6\times 5^1\times {\mathrm{498679}}^1$

素因数の和:498696

約数の個数: 28

約数和(自身を含む): 379994160

約数和(自身を除く): 220416880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 498679, 997358, 1994716, 2493395, 3989432, 4986790, 7978864, 9973580, 15957728, 19947160, 31915456, 39894320, 79788640, 159577280]

約数ペア:

[(1, 159577280), (2, 79788640), (4, 39894320), (5, 31915456), (8, 19947160), (10, 15957728), (16, 9973580), (20, 7978864), (32, 4986790), (40, 3989432), (64, 2493395), (80, 1994716), (160, 997358), (320, 498679)]