131810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{269}}^1$

素因数の和:290

約数の個数: 24

約数和(自身を含む): 277020

約数和(自身を除く): 145210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 269, 490, 538, 1345, 1883, 2690, 3766, 9415, 13181, 18830, 26362, 65905, 131810]

約数ペア:

[(1, 131810), (2, 65905), (5, 26362), (7, 18830), (10, 13181), (14, 9415), (35, 3766), (49, 2690), (70, 1883), (98, 1345), (245, 538), (269, 490)]