531570490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1183

約数の個数: 64

約数和(自身を含む): 1081289088

約数和(自身を除く): 549718598

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 131, 185, 262, 370, 407, 655, 814, 997, 1310, 1441, 1994, 2035, 2882, 4070, 4847, 4985, 7205, 9694, 9970, 10967, 14410, 21934, 24235, 36889, 48470, 53317, 54835, 73778, 106634, 109670, 130607, 184445, 261214, 266585, 368890, 405779, 533170, 653035, 811558, 1306070, 1436677, 2028895, 2873354, 4057790, 4832459, 7183385, 9664918, 14366770, 24162295, 48324590, 53157049, 106314098, 265785245, 531570490]

約数ペア:

[(1, 531570490), (2, 265785245), (5, 106314098), (10, 53157049), (11, 48324590), (22, 24162295), (37, 14366770), (55, 9664918), (74, 7183385), (110, 4832459), (131, 4057790), (185, 2873354), (262, 2028895), (370, 1436677), (407, 1306070), (655, 811558), (814, 653035), (997, 533170), (1310, 405779), (1441, 368890), (1994, 266585), (2035, 261214), (2882, 184445), (4070, 130607), (4847, 109670), (4985, 106634), (7205, 73778), (9694, 54835), (9970, 53317), (10967, 48470), (14410, 36889), (21934, 24235)]