264160780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12241}}^1$

素因数の和:12346

約数の個数: 48

約数和(自身を含む): 604656864

約数和(自身を除く): 340496084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 12241, 21580, 24482, 48964, 61205, 122410, 159133, 244820, 318266, 636532, 795665, 1016003, 1591330, 2032006, 3182660, 4064012, 5080015, 10160030, 13208039, 20320060, 26416078, 52832156, 66040195, 132080390, 264160780]

約数ペア:

[(1, 264160780), (2, 132080390), (4, 66040195), (5, 52832156), (10, 26416078), (13, 20320060), (20, 13208039), (26, 10160030), (52, 5080015), (65, 4064012), (83, 3182660), (130, 2032006), (166, 1591330), (260, 1016003), (332, 795665), (415, 636532), (830, 318266), (1079, 244820), (1660, 159133), (2158, 122410), (4316, 61205), (5395, 48964), (10790, 24482), (12241, 21580)]