161755816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1061}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 344088000

約数和(自身を除く): 182332184

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 59, 68, 76, 118, 136, 152, 236, 323, 472, 646, 1003, 1061, 1121, 1292, 2006, 2122, 2242, 2584, 4012, 4244, 4484, 8024, 8488, 8968, 18037, 19057, 20159, 36074, 38114, 40318, 62599, 72148, 76228, 80636, 125198, 144296, 152456, 161272, 250396, 342703, 500792, 685406, 1064183, 1189381, 1370812, 2128366, 2378762, 2741624, 4256732, 4757524, 8513464, 9515048, 20219477, 40438954, 80877908, 161755816]

約数ペア:

[(1, 161755816), (2, 80877908), (4, 40438954), (8, 20219477), (17, 9515048), (19, 8513464), (34, 4757524), (38, 4256732), (59, 2741624), (68, 2378762), (76, 2128366), (118, 1370812), (136, 1189381), (152, 1064183), (236, 685406), (323, 500792), (472, 342703), (646, 250396), (1003, 161272), (1061, 152456), (1121, 144296), (1292, 125198), (2006, 80636), (2122, 76228), (2242, 72148), (2584, 62599), (4012, 40318), (4244, 38114), (4484, 36074), (8024, 20159), (8488, 19057), (8968, 18037)]