66888332

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 142720704

約数和(自身を除く): 75832372

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 53, 94, 98, 106, 137, 188, 196, 212, 274, 329, 371, 548, 658, 742, 959, 1316, 1484, 1918, 2303, 2491, 2597, 3836, 4606, 4982, 5194, 6439, 6713, 7261, 9212, 9964, 10388, 12878, 13426, 14522, 17437, 25756, 26852, 29044, 34874, 45073, 50827, 69748, 90146, 101654, 122059, 180292, 203308, 244118, 315511, 341267, 355789, 488236, 631022, 682534, 711578, 1262044, 1365068, 1423156, 2388869, 4777738, 9555476, 16722083, 33444166, 66888332]

約数ペア:

[(1, 66888332), (2, 33444166), (4, 16722083), (7, 9555476), (14, 4777738), (28, 2388869), (47, 1423156), (49, 1365068), (53, 1262044), (94, 711578), (98, 682534), (106, 631022), (137, 488236), (188, 355789), (196, 341267), (212, 315511), (274, 244118), (329, 203308), (371, 180292), (548, 122059), (658, 101654), (742, 90146), (959, 69748), (1316, 50827), (1484, 45073), (1918, 34874), (2303, 29044), (2491, 26852), (2597, 25756), (3836, 17437), (4606, 14522), (4982, 13426), (5194, 12878), (6439, 10388), (6713, 9964), (7261, 9212)]