81751696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13553}}^1$

素因数の和:13603

約数の個数: 40

約数和(自身を含む): 176473080

約数和(自身を除く): 94721384

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 13553, 27106, 54212, 108424, 176189, 216848, 352378, 393037, 704756, 786074, 1409512, 1572148, 2819024, 3144296, 5109481, 6288592, 10218962, 20437924, 40875848, 81751696]

約数ペア:

[(1, 81751696), (2, 40875848), (4, 20437924), (8, 10218962), (13, 6288592), (16, 5109481), (26, 3144296), (29, 2819024), (52, 1572148), (58, 1409512), (104, 786074), (116, 704756), (208, 393037), (232, 352378), (377, 216848), (464, 176189), (754, 108424), (1508, 54212), (3016, 27106), (6032, 13553)]