66400544

素因数分解:

$2^5\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1181}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 150123456

約数和(自身を除く): 83722912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 251, 502, 1004, 1181, 1757, 2008, 2362, 3514, 4016, 4724, 7028, 8032, 8267, 9448, 14056, 16534, 18896, 28112, 33068, 37792, 56224, 66136, 132272, 264544, 296431, 592862, 1185724, 2075017, 2371448, 4150034, 4742896, 8300068, 9485792, 16600136, 33200272, 66400544]

約数ペア:

[(1, 66400544), (2, 33200272), (4, 16600136), (7, 9485792), (8, 8300068), (14, 4742896), (16, 4150034), (28, 2371448), (32, 2075017), (56, 1185724), (112, 592862), (224, 296431), (251, 264544), (502, 132272), (1004, 66136), (1181, 56224), (1757, 37792), (2008, 33068), (2362, 28112), (3514, 18896), (4016, 16534), (4724, 14056), (7028, 9448), (8032, 8267)]