208538781688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{434029}}^1$

素因数の和:434192

約数の個数: 64

約数和(自身を含む): 429689700000

約数和(自身を除く): 221150918312

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 109, 116, 152, 218, 232, 436, 551, 872, 1102, 2071, 2204, 3161, 4142, 4408, 6322, 8284, 12644, 16568, 25288, 60059, 120118, 240236, 434029, 480472, 868058, 1736116, 3472232, 8246551, 12586841, 16493102, 25173682, 32986204, 47309161, 50347364, 65972408, 94618322, 100694728, 189236644, 239149979, 378473288, 478299958, 898874059, 956599916, 1371965669, 1797748118, 1913199832, 2743931338, 3595496236, 5487862676, 7190992472, 10975725352, 26067347711, 52134695422, 104269390844, 208538781688]

約数ペア:

[(1, 208538781688), (2, 104269390844), (4, 52134695422), (8, 26067347711), (19, 10975725352), (29, 7190992472), (38, 5487862676), (58, 3595496236), (76, 2743931338), (109, 1913199832), (116, 1797748118), (152, 1371965669), (218, 956599916), (232, 898874059), (436, 478299958), (551, 378473288), (872, 239149979), (1102, 189236644), (2071, 100694728), (2204, 94618322), (3161, 65972408), (4142, 50347364), (4408, 47309161), (6322, 32986204), (8284, 25173682), (12644, 16493102), (16568, 12586841), (25288, 8246551), (60059, 3472232), (120118, 1736116), (240236, 868058), (434029, 480472)]