51716360

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2591}}^1$

素因数の和:3101

約数の個数: 32

約数和(自身を含む): 116640000

約数和(自身を除く): 64923640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 2591, 3992, 4990, 5182, 9980, 10364, 12955, 19960, 20728, 25910, 51820, 103640, 1292909, 2585818, 5171636, 6464545, 10343272, 12929090, 25858180, 51716360]

約数ペア:

[(1, 51716360), (2, 25858180), (4, 12929090), (5, 10343272), (8, 6464545), (10, 5171636), (20, 2585818), (40, 1292909), (499, 103640), (998, 51820), (1996, 25910), (2495, 20728), (2591, 19960), (3992, 12955), (4990, 10364), (5182, 9980)]