81719044

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1684

約数の個数: 36

約数和(自身を含む): 158735500

約数和(自身を除く): 77016456

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 436, 484, 1199, 1549, 2398, 3098, 4796, 6196, 13189, 17039, 26378, 34078, 52756, 68156, 168841, 187429, 337682, 374858, 675364, 749716, 1857251, 3714502, 7429004, 20429761, 40859522, 81719044]

約数ペア:

[(1, 81719044), (2, 40859522), (4, 20429761), (11, 7429004), (22, 3714502), (44, 1857251), (109, 749716), (121, 675364), (218, 374858), (242, 337682), (436, 187429), (484, 168841), (1199, 68156), (1549, 52756), (2398, 34078), (3098, 26378), (4796, 17039), (6196, 13189)]