8049661480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{111863}}^1$

素因数の和:112138

約数の個数: 64

約数和(自身を含む): 20779856640

約数和(自身を除く): 12730195160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2570, 3598, 5140, 7196, 8995, 10280, 14392, 17990, 35980, 71960, 111863, 223726, 447452, 559315, 783041, 894904, 1118630, 1566082, 2237260, 3132164, 3915205, 4474520, 6264328, 7830410, 15660820, 28748791, 31321640, 57497582, 114995164, 143743955, 201241537, 229990328, 287487910, 402483074, 574975820, 804966148, 1006207685, 1149951640, 1609932296, 2012415370, 4024830740, 8049661480]

約数ペア:

[(1, 8049661480), (2, 4024830740), (4, 2012415370), (5, 1609932296), (7, 1149951640), (8, 1006207685), (10, 804966148), (14, 574975820), (20, 402483074), (28, 287487910), (35, 229990328), (40, 201241537), (56, 143743955), (70, 114995164), (140, 57497582), (257, 31321640), (280, 28748791), (514, 15660820), (1028, 7830410), (1285, 6264328), (1799, 4474520), (2056, 3915205), (2570, 3132164), (3598, 2237260), (5140, 1566082), (7196, 1118630), (8995, 894904), (10280, 783041), (14392, 559315), (17990, 447452), (35980, 223726), (71960, 111863)]