515939710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{857}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 1094917824

約数和(自身を除く): 578978114

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 421, 715, 842, 857, 1430, 1714, 2105, 4210, 4285, 4631, 5473, 8570, 9262, 9427, 10946, 11141, 18854, 22282, 23155, 27365, 46310, 47135, 54730, 55705, 60203, 94270, 111410, 120406, 122551, 245102, 301015, 360797, 602030, 612755, 721594, 1225510, 1803985, 3607970, 3968767, 4690361, 7937534, 9380722, 19843835, 23451805, 39687670, 46903610, 51593971, 103187942, 257969855, 515939710]

約数ペア:

[(1, 515939710), (2, 257969855), (5, 103187942), (10, 51593971), (11, 46903610), (13, 39687670), (22, 23451805), (26, 19843835), (55, 9380722), (65, 7937534), (110, 4690361), (130, 3968767), (143, 3607970), (286, 1803985), (421, 1225510), (715, 721594), (842, 612755), (857, 602030), (1430, 360797), (1714, 301015), (2105, 245102), (4210, 122551), (4285, 120406), (4631, 111410), (5473, 94270), (8570, 60203), (9262, 55705), (9427, 54730), (10946, 47135), (11141, 46310), (18854, 27365), (22282, 23155)]