75409040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19237}}^1$

素因数の和:19264

約数の個数: 60

約数和(自身を含む): 203961276

約数和(自身を除く): 128552236

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 19237, 38474, 76948, 96185, 134659, 153896, 192370, 269318, 307792, 384740, 538636, 673295, 769480, 942613, 1077272, 1346590, 1538960, 1885226, 2154544, 2693180, 3770452, 4713065, 5386360, 7540904, 9426130, 10772720, 15081808, 18852260, 37704520, 75409040]

約数ペア:

[(1, 75409040), (2, 37704520), (4, 18852260), (5, 15081808), (7, 10772720), (8, 9426130), (10, 7540904), (14, 5386360), (16, 4713065), (20, 3770452), (28, 2693180), (35, 2154544), (40, 1885226), (49, 1538960), (56, 1346590), (70, 1077272), (80, 942613), (98, 769480), (112, 673295), (140, 538636), (196, 384740), (245, 307792), (280, 269318), (392, 192370), (490, 153896), (560, 134659), (784, 96185), (980, 76948), (1960, 38474), (3920, 19237)]