128935088

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{26249}}^1$

素因数の和:26564

約数の個数: 20

約数和(自身を含む): 250635000

約数和(自身を除く): 121699912

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 26249, 52498, 104996, 209992, 419984, 8058443, 16116886, 32233772, 64467544, 128935088]

約数ペア:

[(1, 128935088), (2, 64467544), (4, 32233772), (8, 16116886), (16, 8058443), (307, 419984), (614, 209992), (1228, 104996), (2456, 52498), (4912, 26249)]