68756636

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 143144064

約数和(自身を除く): 74387428

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 169, 193, 221, 338, 386, 403, 442, 527, 676, 772, 806, 884, 1054, 1612, 2108, 2509, 2873, 3281, 5018, 5239, 5746, 5983, 6562, 6851, 10036, 10478, 11492, 11966, 13124, 13702, 20956, 23932, 27404, 32617, 42653, 65234, 77779, 85306, 89063, 101711, 130468, 155558, 170612, 178126, 203422, 311116, 356252, 406844, 554489, 1011127, 1108978, 1322243, 2022254, 2217956, 2644486, 4044508, 5288972, 17189159, 34378318, 68756636]

約数ペア:

[(1, 68756636), (2, 34378318), (4, 17189159), (13, 5288972), (17, 4044508), (26, 2644486), (31, 2217956), (34, 2022254), (52, 1322243), (62, 1108978), (68, 1011127), (124, 554489), (169, 406844), (193, 356252), (221, 311116), (338, 203422), (386, 178126), (403, 170612), (442, 155558), (527, 130468), (676, 101711), (772, 89063), (806, 85306), (884, 77779), (1054, 65234), (1612, 42653), (2108, 32617), (2509, 27404), (2873, 23932), (3281, 20956), (5018, 13702), (5239, 13124), (5746, 11966), (5983, 11492), (6562, 10478), (6851, 10036)]