656652230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1283}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 1325334528

約数和(自身を除く): 668682298

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 254, 310, 403, 635, 806, 1270, 1283, 1651, 2015, 2566, 3302, 3937, 4030, 6415, 7874, 8255, 12830, 16510, 16679, 19685, 33358, 39370, 39773, 51181, 79546, 83395, 102362, 162941, 166790, 198865, 255905, 325882, 397730, 511810, 517049, 814705, 1034098, 1629410, 2118233, 2585245, 4236466, 5051171, 5170490, 10102342, 10591165, 21182330, 25255855, 50511710, 65665223, 131330446, 328326115, 656652230]

約数ペア:

[(1, 656652230), (2, 328326115), (5, 131330446), (10, 65665223), (13, 50511710), (26, 25255855), (31, 21182330), (62, 10591165), (65, 10102342), (127, 5170490), (130, 5051171), (155, 4236466), (254, 2585245), (310, 2118233), (403, 1629410), (635, 1034098), (806, 814705), (1270, 517049), (1283, 511810), (1651, 397730), (2015, 325882), (2566, 255905), (3302, 198865), (3937, 166790), (4030, 162941), (6415, 102362), (7874, 83395), (8255, 79546), (12830, 51181), (16510, 39773), (16679, 39370), (19685, 33358)]