80312780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{7591}}^1$

素因数の和:7646

約数の個数: 36

約数和(自身を含む): 176331792

約数和(自身を除く): 96019012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 7591, 10580, 15182, 30364, 37955, 75910, 151820, 174593, 349186, 698372, 872965, 1745930, 3491860, 4015639, 8031278, 16062556, 20078195, 40156390, 80312780]

約数ペア:

[(1, 80312780), (2, 40156390), (4, 20078195), (5, 16062556), (10, 8031278), (20, 4015639), (23, 3491860), (46, 1745930), (92, 872965), (115, 698372), (230, 349186), (460, 174593), (529, 151820), (1058, 75910), (2116, 37955), (2645, 30364), (5290, 15182), (7591, 10580)]