64442528

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1389

約数の個数: 48

約数和(自身を含む): 135263520

約数和(自身を除く): 70820992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 83, 152, 166, 304, 332, 608, 664, 1277, 1328, 1577, 2554, 2656, 3154, 5108, 6308, 10216, 12616, 20432, 24263, 25232, 40864, 48526, 50464, 97052, 105991, 194104, 211982, 388208, 423964, 776416, 847928, 1695856, 2013829, 3391712, 4027658, 8055316, 16110632, 32221264, 64442528]

約数ペア:

[(1, 64442528), (2, 32221264), (4, 16110632), (8, 8055316), (16, 4027658), (19, 3391712), (32, 2013829), (38, 1695856), (76, 847928), (83, 776416), (152, 423964), (166, 388208), (304, 211982), (332, 194104), (608, 105991), (664, 97052), (1277, 50464), (1328, 48526), (1577, 40864), (2554, 25232), (2656, 24263), (3154, 20432), (5108, 12616), (6308, 10216)]