81037976

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{247067}}^1$

素因数の和:247114

約数の個数: 16

約数和(自身を含む): 155652840

約数和(自身を除く): 74614864

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 247067, 494134, 988268, 1976536, 10129747, 20259494, 40518988, 81037976]

約数ペア:

[(1, 81037976), (2, 40518988), (4, 20259494), (8, 10129747), (41, 1976536), (82, 988268), (164, 494134), (328, 247067)]