80408492

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{2099}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 144001200

約数和(自身を除く): 63592708

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 628, 2099, 4198, 8396, 9577, 19154, 38308, 128039, 256078, 329543, 512156, 659086, 1318172, 20102123, 40204246, 80408492]

約数ペア:

[(1, 80408492), (2, 40204246), (4, 20102123), (61, 1318172), (122, 659086), (157, 512156), (244, 329543), (314, 256078), (628, 128039), (2099, 38308), (4198, 19154), (8396, 9577)]