133281820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6949}}^1$

素因数の和:7102

約数の個数: 48

約数和(自身を含む): 322257600

約数和(自身を除く): 188975780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 6949, 9590, 13898, 19180, 27796, 34745, 48643, 69490, 97286, 138980, 194572, 243215, 486430, 952013, 972860, 1904026, 3808052, 4760065, 6664091, 9520130, 13328182, 19040260, 26656364, 33320455, 66640910, 133281820]

約数ペア:

[(1, 133281820), (2, 66640910), (4, 33320455), (5, 26656364), (7, 19040260), (10, 13328182), (14, 9520130), (20, 6664091), (28, 4760065), (35, 3808052), (70, 1904026), (137, 972860), (140, 952013), (274, 486430), (548, 243215), (685, 194572), (959, 138980), (1370, 97286), (1918, 69490), (2740, 48643), (3836, 34745), (4795, 27796), (6949, 19180), (9590, 13898)]