138052510

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{55001}}^1$

素因数の和:55259

約数の個数: 16

約数和(自身を含む): 249489072

約数和(自身を除く): 111436562

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 55001, 110002, 275005, 550010, 13805251, 27610502, 69026255, 138052510]

約数ペア:

[(1, 138052510), (2, 69026255), (5, 27610502), (10, 13805251), (251, 550010), (502, 275005), (1255, 110002), (2510, 55001)]