81101176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4967}}^1$

素因数の和:5143

約数の個数: 32

約数和(自身を含む): 164838240

約数和(自身を除く): 83737064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 2041, 4082, 4967, 8164, 9934, 16328, 19868, 39736, 64571, 129142, 258284, 516568, 779819, 1559638, 3119276, 6238552, 10137647, 20275294, 40550588, 81101176]

約数ペア:

[(1, 81101176), (2, 40550588), (4, 20275294), (8, 10137647), (13, 6238552), (26, 3119276), (52, 1559638), (104, 779819), (157, 516568), (314, 258284), (628, 129142), (1256, 64571), (2041, 39736), (4082, 19868), (4967, 16328), (8164, 9934)]