256596872

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{158003}}^1$

素因数の和:158045

約数の個数: 32

約数和(自身を含む): 568814400

約数和(自身を除く): 312217528

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 158003, 316006, 632012, 1106021, 1264024, 2212042, 4424084, 4582087, 8848168, 9164174, 18328348, 32074609, 36656696, 64149218, 128298436, 256596872]

約数ペア:

[(1, 256596872), (2, 128298436), (4, 64149218), (7, 36656696), (8, 32074609), (14, 18328348), (28, 9164174), (29, 8848168), (56, 4582087), (58, 4424084), (116, 2212042), (203, 1264024), (232, 1106021), (406, 632012), (812, 316006), (1624, 158003)]