251810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 494100

約数和(自身を除く): 242290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 169, 298, 338, 745, 845, 1490, 1690, 1937, 3874, 9685, 19370, 25181, 50362, 125905, 251810]

約数ペア:

[(1, 251810), (2, 125905), (5, 50362), (10, 25181), (13, 19370), (26, 9685), (65, 3874), (130, 1937), (149, 1690), (169, 1490), (298, 845), (338, 745)]