128735032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1297}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 254667600

約数和(自身を除く): 125932568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 653, 1297, 1306, 2594, 2612, 5188, 5224, 10376, 12407, 24643, 24814, 49286, 49628, 98572, 99256, 197144, 846941, 1693882, 3387764, 6775528, 16091879, 32183758, 64367516, 128735032]

約数ペア:

[(1, 128735032), (2, 64367516), (4, 32183758), (8, 16091879), (19, 6775528), (38, 3387764), (76, 1693882), (152, 846941), (653, 197144), (1297, 99256), (1306, 98572), (2594, 49628), (2612, 49286), (5188, 24814), (5224, 24643), (10376, 12407)]