82641926780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{302873}}^1$

素因数の和:304838

約数の個数: 48

約数和(自身を含む): 198443044800

約数和(自身を除く): 115801118020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1949, 3898, 7796, 9745, 13643, 19490, 27286, 38980, 54572, 68215, 136430, 272860, 302873, 605746, 1211492, 1514365, 2120111, 3028730, 4240222, 6057460, 8480444, 10600555, 21201110, 42402220, 590299477, 1180598954, 2361197908, 2951497385, 4132096339, 5902994770, 8264192678, 11805989540, 16528385356, 20660481695, 41320963390, 82641926780]

約数ペア:

[(1, 82641926780), (2, 41320963390), (4, 20660481695), (5, 16528385356), (7, 11805989540), (10, 8264192678), (14, 5902994770), (20, 4132096339), (28, 2951497385), (35, 2361197908), (70, 1180598954), (140, 590299477), (1949, 42402220), (3898, 21201110), (7796, 10600555), (9745, 8480444), (13643, 6057460), (19490, 4240222), (27286, 3028730), (38980, 2120111), (54572, 1514365), (68215, 1211492), (136430, 605746), (272860, 302873)]