81943456

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9887}}^1$

素因数の和:9941

約数の個数: 48

約数和(自身を含む): 189374976

約数和(自身を除く): 107431520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 4144, 8288, 9887, 19774, 39548, 69209, 79096, 138418, 158192, 276836, 316384, 365819, 553672, 731638, 1107344, 1463276, 2214688, 2560733, 2926552, 5121466, 5853104, 10242932, 11706208, 20485864, 40971728, 81943456]

約数ペア:

[(1, 81943456), (2, 40971728), (4, 20485864), (7, 11706208), (8, 10242932), (14, 5853104), (16, 5121466), (28, 2926552), (32, 2560733), (37, 2214688), (56, 1463276), (74, 1107344), (112, 731638), (148, 553672), (224, 365819), (259, 316384), (296, 276836), (518, 158192), (592, 138418), (1036, 79096), (1184, 69209), (2072, 39548), (4144, 19774), (8288, 9887)]