80936012

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{128879}}^1$

素因数の和:129040

約数の個数: 12

約数和(自身を含む): 142541280

約数和(自身を除く): 61605268

約数列:

[1, 2, 4, 157, 314, 628, 128879, 257758, 515516, 20234003, 40468006, 80936012]

約数ペア:

[(1, 80936012), (2, 40468006), (4, 20234003), (157, 515516), (314, 257758), (628, 128879)]