78251252

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{62501}}^1$

素因数の和:62818

約数の個数: 12

約数和(自身を含む): 137379396

約数和(自身を除く): 59128144

約数列:

[1, 2, 4, 313, 626, 1252, 62501, 125002, 250004, 19562813, 39125626, 78251252]

約数ペア:

[(1, 78251252), (2, 39125626), (4, 19562813), (313, 250004), (626, 125002), (1252, 62501)]