201656604188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{305861}}^1$

素因数の和:306318

約数の個数: 48

約数和(自身を含む): 393265125120

約数和(自身を除く): 191608520932

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 409, 806, 818, 1612, 1636, 5317, 10634, 12679, 21268, 25358, 50716, 164827, 305861, 329654, 611722, 659308, 1223444, 3976193, 7952386, 9481691, 15904772, 18963382, 37926764, 123261983, 125097149, 246523966, 250194298, 493047932, 500388596, 1626262937, 3252525874, 3878011619, 6505051748, 7756023238, 15512046476, 50414151047, 100828302094, 201656604188]

約数ペア:

[(1, 201656604188), (2, 100828302094), (4, 50414151047), (13, 15512046476), (26, 7756023238), (31, 6505051748), (52, 3878011619), (62, 3252525874), (124, 1626262937), (403, 500388596), (409, 493047932), (806, 250194298), (818, 246523966), (1612, 125097149), (1636, 123261983), (5317, 37926764), (10634, 18963382), (12679, 15904772), (21268, 9481691), (25358, 7952386), (50716, 3976193), (164827, 1223444), (305861, 659308), (329654, 611722)]