82145380

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{8231}}^1$

素因数の和:8739

約数の個数: 24

約数和(自身を含む): 172872000

約数和(自身を除く): 90726620

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 8231, 9980, 16462, 32924, 41155, 82310, 164620, 4107269, 8214538, 16429076, 20536345, 41072690, 82145380]

約数ペア:

[(1, 82145380), (2, 41072690), (4, 20536345), (5, 16429076), (10, 8214538), (20, 4107269), (499, 164620), (998, 82310), (1996, 41155), (2495, 32924), (4990, 16462), (8231, 9980)]