1242439600

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{15767}}^1$

素因数の和:15982

約数の個数: 60

約数和(自身を含む): 3000303504

約数和(自身を除く): 1757863904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 394, 400, 788, 985, 1576, 1970, 3152, 3940, 4925, 7880, 9850, 15760, 15767, 19700, 31534, 39400, 63068, 78800, 78835, 126136, 157670, 252272, 315340, 394175, 630680, 788350, 1261360, 1576700, 3106099, 3153400, 6212198, 6306800, 12424396, 15530495, 24848792, 31060990, 49697584, 62121980, 77652475, 124243960, 155304950, 248487920, 310609900, 621219800, 1242439600]

約数ペア:

[(1, 1242439600), (2, 621219800), (4, 310609900), (5, 248487920), (8, 155304950), (10, 124243960), (16, 77652475), (20, 62121980), (25, 49697584), (40, 31060990), (50, 24848792), (80, 15530495), (100, 12424396), (197, 6306800), (200, 6212198), (394, 3153400), (400, 3106099), (788, 1576700), (985, 1261360), (1576, 788350), (1970, 630680), (3152, 394175), (3940, 315340), (4925, 252272), (7880, 157670), (9850, 126136), (15760, 78835), (15767, 78800), (19700, 63068), (31534, 39400)]