67103440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 165971520

約数和(自身を除く): 98868080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 131, 152, 190, 262, 304, 337, 380, 524, 655, 674, 760, 1048, 1310, 1348, 1520, 1685, 2096, 2489, 2620, 2696, 3370, 4978, 5240, 5392, 6403, 6740, 9956, 10480, 12445, 12806, 13480, 19912, 24890, 25612, 26960, 32015, 39824, 44147, 49780, 51224, 64030, 88294, 99560, 102448, 128060, 176588, 199120, 220735, 256120, 353176, 441470, 512240, 706352, 838793, 882940, 1677586, 1765880, 3355172, 3531760, 4193965, 6710344, 8387930, 13420688, 16775860, 33551720, 67103440]

約数ペア:

[(1, 67103440), (2, 33551720), (4, 16775860), (5, 13420688), (8, 8387930), (10, 6710344), (16, 4193965), (19, 3531760), (20, 3355172), (38, 1765880), (40, 1677586), (76, 882940), (80, 838793), (95, 706352), (131, 512240), (152, 441470), (190, 353176), (262, 256120), (304, 220735), (337, 199120), (380, 176588), (524, 128060), (655, 102448), (674, 99560), (760, 88294), (1048, 64030), (1310, 51224), (1348, 49780), (1520, 44147), (1685, 39824), (2096, 32015), (2489, 26960), (2620, 25612), (2696, 24890), (3370, 19912), (4978, 13480), (5240, 12806), (5392, 12445), (6403, 10480), (6740, 9956)]