81596336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1931}}^1$

素因数の和:2097

約数の個数: 40

約数和(自身を含む): 167697600

約数和(自身を除く): 86101264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 1931, 2224, 2641, 3862, 5282, 7724, 10564, 15448, 21128, 30896, 36689, 42256, 73378, 146756, 268409, 293512, 536818, 587024, 1073636, 2147272, 4294544, 5099771, 10199542, 20399084, 40798168, 81596336]

約数ペア:

[(1, 81596336), (2, 40798168), (4, 20399084), (8, 10199542), (16, 5099771), (19, 4294544), (38, 2147272), (76, 1073636), (139, 587024), (152, 536818), (278, 293512), (304, 268409), (556, 146756), (1112, 73378), (1931, 42256), (2224, 36689), (2641, 30896), (3862, 21128), (5282, 15448), (7724, 10564)]