280528310

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{4861}}^1$

素因数の和:5096

約数の個数: 32

約数和(自身を含む): 525096000

約数和(自身を除く): 244567690

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 290, 398, 995, 1990, 4861, 5771, 9722, 11542, 24305, 28855, 48610, 57710, 140969, 281938, 704845, 967339, 1409690, 1934678, 4836695, 9673390, 28052831, 56105662, 140264155, 280528310]

約数ペア:

[(1, 280528310), (2, 140264155), (5, 56105662), (10, 28052831), (29, 9673390), (58, 4836695), (145, 1934678), (199, 1409690), (290, 967339), (398, 704845), (995, 281938), (1990, 140969), (4861, 57710), (5771, 48610), (9722, 28855), (11542, 24305)]