77495288

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 166281120

約数和(自身を除く): 88785832

約数列:

[1, 2, 4, 8, 13, 26, 31, 43, 52, 62, 86, 104, 124, 169, 172, 248, 338, 344, 403, 559, 676, 806, 1118, 1333, 1352, 1612, 1849, 2236, 2666, 3224, 3698, 4472, 5239, 5332, 7267, 7396, 10478, 10664, 14534, 14792, 17329, 20956, 24037, 29068, 34658, 41912, 48074, 57319, 58136, 69316, 96148, 114638, 138632, 192296, 225277, 229276, 312481, 450554, 458552, 624962, 745147, 901108, 1249924, 1490294, 1802216, 2499848, 2980588, 5961176, 9686911, 19373822, 38747644, 77495288]

約数ペア:

[(1, 77495288), (2, 38747644), (4, 19373822), (8, 9686911), (13, 5961176), (26, 2980588), (31, 2499848), (43, 1802216), (52, 1490294), (62, 1249924), (86, 901108), (104, 745147), (124, 624962), (169, 458552), (172, 450554), (248, 312481), (338, 229276), (344, 225277), (403, 192296), (559, 138632), (676, 114638), (806, 96148), (1118, 69316), (1333, 58136), (1352, 57319), (1612, 48074), (1849, 41912), (2236, 34658), (2666, 29068), (3224, 24037), (3698, 20956), (4472, 17329), (5239, 14792), (5332, 14534), (7267, 10664), (7396, 10478)]