42819530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1949}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 83538000

約数和(自身を除く): 40718470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1949, 2197, 3898, 4394, 9745, 10985, 19490, 21970, 25337, 50674, 126685, 253370, 329381, 658762, 1646905, 3293810, 4281953, 8563906, 21409765, 42819530]

約数ペア:

[(1, 42819530), (2, 21409765), (5, 8563906), (10, 4281953), (13, 3293810), (26, 1646905), (65, 658762), (130, 329381), (169, 253370), (338, 126685), (845, 50674), (1690, 25337), (1949, 21970), (2197, 19490), (3898, 10985), (4394, 9745)]