87315872

素因数分解:

$2^5\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1553}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 197370432

約数和(自身を除く): 110054560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 251, 502, 1004, 1553, 1757, 2008, 3106, 3514, 4016, 6212, 7028, 8032, 10871, 12424, 14056, 21742, 24848, 28112, 43484, 49696, 56224, 86968, 173936, 347872, 389803, 779606, 1559212, 2728621, 3118424, 5457242, 6236848, 10914484, 12473696, 21828968, 43657936, 87315872]

約数ペア:

[(1, 87315872), (2, 43657936), (4, 21828968), (7, 12473696), (8, 10914484), (14, 6236848), (16, 5457242), (28, 3118424), (32, 2728621), (56, 1559212), (112, 779606), (224, 389803), (251, 347872), (502, 173936), (1004, 86968), (1553, 56224), (1757, 49696), (2008, 43484), (3106, 28112), (3514, 24848), (4016, 21742), (6212, 14056), (7028, 12424), (8032, 10871)]