86968706960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{255971}}^1$

素因数の和:256152

約数の個数: 80

約数和(自身を含む): 210249257472

約数和(自身を除く): 123280550512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 155, 248, 274, 310, 496, 548, 620, 685, 1096, 1240, 1370, 2192, 2480, 2740, 4247, 5480, 8494, 10960, 16988, 21235, 33976, 42470, 67952, 84940, 169880, 255971, 339760, 511942, 1023884, 1279855, 2047768, 2559710, 4095536, 5119420, 7935101, 10238840, 15870202, 20477680, 31740404, 35068027, 39675505, 63480808, 70136054, 79351010, 126961616, 140272108, 158702020, 175340135, 280544216, 317404040, 350680270, 561088432, 634808080, 701360540, 1087108837, 1402721080, 2174217674, 2805442160, 4348435348, 5435544185, 8696870696, 10871088370, 17393741392, 21742176740, 43484353480, 86968706960]

約数ペア:

[(1, 86968706960), (2, 43484353480), (4, 21742176740), (5, 17393741392), (8, 10871088370), (10, 8696870696), (16, 5435544185), (20, 4348435348), (31, 2805442160), (40, 2174217674), (62, 1402721080), (80, 1087108837), (124, 701360540), (137, 634808080), (155, 561088432), (248, 350680270), (274, 317404040), (310, 280544216), (496, 175340135), (548, 158702020), (620, 140272108), (685, 126961616), (1096, 79351010), (1240, 70136054), (1370, 63480808), (2192, 39675505), (2480, 35068027), (2740, 31740404), (4247, 20477680), (5480, 15870202), (8494, 10238840), (10960, 7935101), (16988, 5119420), (21235, 4095536), (33976, 2559710), (42470, 2047768), (67952, 1279855), (84940, 1023884), (169880, 511942), (255971, 339760)]