121588400

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1543}}^1$

素因数の和:1758

約数の個数: 60

約数和(自身を含む): 293789232

約数和(自身を除く): 172200832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 788, 985, 1543, 1576, 1970, 3086, 3152, 3940, 4925, 6172, 7715, 7880, 9850, 12344, 15430, 15760, 19700, 24688, 30860, 38575, 39400, 61720, 77150, 78800, 123440, 154300, 303971, 308600, 607942, 617200, 1215884, 1519855, 2431768, 3039710, 4863536, 6079420, 7599275, 12158840, 15198550, 24317680, 30397100, 60794200, 121588400]

約数ペア:

[(1, 121588400), (2, 60794200), (4, 30397100), (5, 24317680), (8, 15198550), (10, 12158840), (16, 7599275), (20, 6079420), (25, 4863536), (40, 3039710), (50, 2431768), (80, 1519855), (100, 1215884), (197, 617200), (200, 607942), (394, 308600), (400, 303971), (788, 154300), (985, 123440), (1543, 78800), (1576, 77150), (1970, 61720), (3086, 39400), (3152, 38575), (3940, 30860), (4925, 24688), (6172, 19700), (7715, 15760), (7880, 15430), (9850, 12344)]