55827590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2037

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 71906170

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 1979, 2015, 2170, 2821, 3958, 4030, 5642, 9895, 13853, 14105, 19790, 25727, 27706, 28210, 51454, 61349, 69265, 122698, 128635, 138530, 180089, 257270, 306745, 360178, 429443, 613490, 797537, 858886, 900445, 1595074, 1800890, 2147215, 3987685, 4294430, 5582759, 7975370, 11165518, 27913795, 55827590]

約数ペア:

[(1, 55827590), (2, 27913795), (5, 11165518), (7, 7975370), (10, 5582759), (13, 4294430), (14, 3987685), (26, 2147215), (31, 1800890), (35, 1595074), (62, 900445), (65, 858886), (70, 797537), (91, 613490), (130, 429443), (155, 360178), (182, 306745), (217, 257270), (310, 180089), (403, 138530), (434, 128635), (455, 122698), (806, 69265), (910, 61349), (1085, 51454), (1979, 28210), (2015, 27706), (2170, 25727), (2821, 19790), (3958, 14105), (4030, 13853), (5642, 9895)]