66995872

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 138583872

約数和(自身を除く): 71588000

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 227, 368, 401, 454, 736, 802, 908, 1604, 1816, 3208, 3632, 5221, 6416, 7264, 9223, 10442, 12832, 18446, 20884, 36892, 41768, 73784, 83536, 91027, 147568, 167072, 182054, 295136, 364108, 728216, 1456432, 2093621, 2912864, 4187242, 8374484, 16748968, 33497936, 66995872]

約数ペア:

[(1, 66995872), (2, 33497936), (4, 16748968), (8, 8374484), (16, 4187242), (23, 2912864), (32, 2093621), (46, 1456432), (92, 728216), (184, 364108), (227, 295136), (368, 182054), (401, 167072), (454, 147568), (736, 91027), (802, 83536), (908, 73784), (1604, 41768), (1816, 36892), (3208, 20884), (3632, 18446), (5221, 12832), (6416, 10442), (7264, 9223)]