205652810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{15451}}^1$

素因数の和:15491

約数の個数: 32

約数和(自身を含む): 407191104

約数和(自身を除く): 201538294

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 2662, 6655, 13310, 15451, 30902, 77255, 154510, 169961, 339922, 849805, 1699610, 1869571, 3739142, 9347855, 18695710, 20565281, 41130562, 102826405, 205652810]

約数ペア:

[(1, 205652810), (2, 102826405), (5, 41130562), (10, 20565281), (11, 18695710), (22, 9347855), (55, 3739142), (110, 1869571), (121, 1699610), (242, 849805), (605, 339922), (1210, 169961), (1331, 154510), (2662, 77255), (6655, 30902), (13310, 15451)]