71286872

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2819}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 139590000

約数和(自身を除く): 68303128

約数列:

[1, 2, 4, 8, 29, 58, 109, 116, 218, 232, 436, 872, 2819, 3161, 5638, 6322, 11276, 12644, 22552, 25288, 81751, 163502, 307271, 327004, 614542, 654008, 1229084, 2458168, 8910859, 17821718, 35643436, 71286872]

約数ペア:

[(1, 71286872), (2, 35643436), (4, 17821718), (8, 8910859), (29, 2458168), (58, 1229084), (109, 654008), (116, 614542), (218, 327004), (232, 307271), (436, 163502), (872, 81751), (2819, 25288), (3161, 22552), (5638, 12644), (6322, 11276)]