81110008

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19841}}^1$

素因数の和:19927

約数の個数: 32

約数和(自身を含む): 176196960

約数和(自身を除く): 95086952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 19841, 39682, 79364, 138887, 158728, 277774, 555548, 1111096, 1448393, 2896786, 5793572, 10138751, 11587144, 20277502, 40555004, 81110008]

約数ペア:

[(1, 81110008), (2, 40555004), (4, 20277502), (7, 11587144), (8, 10138751), (14, 5793572), (28, 2896786), (56, 1448393), (73, 1111096), (146, 555548), (292, 277774), (511, 158728), (584, 138887), (1022, 79364), (2044, 39682), (4088, 19841)]