81795012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 211792896

約数和(自身を除く): 129997884

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 383, 444, 481, 766, 962, 1149, 1369, 1443, 1532, 1924, 2298, 2738, 2886, 4107, 4596, 4979, 5476, 5772, 8214, 9958, 14171, 14937, 16428, 17797, 19916, 28342, 29874, 35594, 42513, 53391, 56684, 59748, 71188, 85026, 106782, 170052, 184223, 213564, 368446, 524327, 552669, 736892, 1048654, 1105338, 1572981, 2097308, 2210676, 3145962, 6291924, 6816251, 13632502, 20448753, 27265004, 40897506, 81795012]

約数ペア:

[(1, 81795012), (2, 40897506), (3, 27265004), (4, 20448753), (6, 13632502), (12, 6816251), (13, 6291924), (26, 3145962), (37, 2210676), (39, 2097308), (52, 1572981), (74, 1105338), (78, 1048654), (111, 736892), (148, 552669), (156, 524327), (222, 368446), (383, 213564), (444, 184223), (481, 170052), (766, 106782), (962, 85026), (1149, 71188), (1369, 59748), (1443, 56684), (1532, 53391), (1924, 42513), (2298, 35594), (2738, 29874), (2886, 28342), (4107, 19916), (4596, 17797), (4979, 16428), (5476, 14937), (5772, 14171), (8214, 9958)]