205437650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1877}}^1$

素因数の和:2099

約数の個数: 48

約数和(自身を含む): 419169600

約数和(自身を除く): 213731950

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 199, 275, 398, 550, 995, 1877, 1990, 2189, 3754, 4378, 4975, 9385, 9950, 10945, 18770, 20647, 21890, 41294, 46925, 54725, 93850, 103235, 109450, 206470, 373523, 516175, 747046, 1032350, 1867615, 3735230, 4108753, 8217506, 9338075, 18676150, 20543765, 41087530, 102718825, 205437650]

約数ペア:

[(1, 205437650), (2, 102718825), (5, 41087530), (10, 20543765), (11, 18676150), (22, 9338075), (25, 8217506), (50, 4108753), (55, 3735230), (110, 1867615), (199, 1032350), (275, 747046), (398, 516175), (550, 373523), (995, 206470), (1877, 109450), (1990, 103235), (2189, 93850), (3754, 54725), (4378, 46925), (4975, 41294), (9385, 21890), (9950, 20647), (10945, 18770)]