25748180

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11393}}^1$

素因数の和:11515

約数の個数: 24

約数和(自身を含む): 54554472

約数和(自身を除く): 28806292

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 11393, 22786, 45572, 56965, 113930, 227860, 1287409, 2574818, 5149636, 6437045, 12874090, 25748180]

約数ペア:

[(1, 25748180), (2, 12874090), (4, 6437045), (5, 5149636), (10, 2574818), (20, 1287409), (113, 227860), (226, 113930), (452, 56965), (565, 45572), (1130, 22786), (2260, 11393)]