81834896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 190487808

約数和(自身を除く): 108652912

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 47, 52, 88, 94, 104, 143, 176, 188, 208, 286, 376, 517, 572, 611, 752, 761, 1034, 1144, 1222, 1522, 2068, 2288, 2444, 3044, 4136, 4888, 6088, 6721, 8272, 8371, 9776, 9893, 12176, 13442, 16742, 19786, 26884, 33484, 35767, 39572, 53768, 66968, 71534, 79144, 107536, 108823, 133936, 143068, 158288, 217646, 286136, 393437, 435292, 464971, 572272, 786874, 870584, 929942, 1573748, 1741168, 1859884, 3147496, 3719768, 5114681, 6294992, 7439536, 10229362, 20458724, 40917448, 81834896]

約数ペア:

[(1, 81834896), (2, 40917448), (4, 20458724), (8, 10229362), (11, 7439536), (13, 6294992), (16, 5114681), (22, 3719768), (26, 3147496), (44, 1859884), (47, 1741168), (52, 1573748), (88, 929942), (94, 870584), (104, 786874), (143, 572272), (176, 464971), (188, 435292), (208, 393437), (286, 286136), (376, 217646), (517, 158288), (572, 143068), (611, 133936), (752, 108823), (761, 107536), (1034, 79144), (1144, 71534), (1222, 66968), (1522, 53768), (2068, 39572), (2288, 35767), (2444, 33484), (3044, 26884), (4136, 19786), (4888, 16742), (6088, 13442), (6721, 12176), (8272, 9893), (8371, 9776)]