208077680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{31337}}^1$

素因数の和:31433

約数の個数: 40

約数和(自身を含む): 489624912

約数和(自身を除く): 281547232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 31337, 62674, 125348, 156685, 250696, 313370, 501392, 626740, 1253480, 2506960, 2600971, 5201942, 10403884, 13004855, 20807768, 26009710, 41615536, 52019420, 104038840, 208077680]

約数ペア:

[(1, 208077680), (2, 104038840), (4, 52019420), (5, 41615536), (8, 26009710), (10, 20807768), (16, 13004855), (20, 10403884), (40, 5201942), (80, 2600971), (83, 2506960), (166, 1253480), (332, 626740), (415, 501392), (664, 313370), (830, 250696), (1328, 156685), (1660, 125348), (3320, 62674), (6640, 31337)]