66724724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1664

約数の個数: 36

約数和(自身を含む): 129874500

約数和(自身を除く): 63149776

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 979, 1549, 1958, 3098, 3916, 6196, 10769, 17039, 21538, 34078, 43076, 68156, 137861, 187429, 275722, 374858, 551444, 749716, 1516471, 3032942, 6065884, 16681181, 33362362, 66724724]

約数ペア:

[(1, 66724724), (2, 33362362), (4, 16681181), (11, 6065884), (22, 3032942), (44, 1516471), (89, 749716), (121, 551444), (178, 374858), (242, 275722), (356, 187429), (484, 137861), (979, 68156), (1549, 43076), (1958, 34078), (3098, 21538), (3916, 17039), (6196, 10769)]