15669857920

素因数分解:

$2^7\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{15217}}^1$

素因数の和:16845

約数の個数: 64

約数和(自身を含む): 37486499400

約数和(自身を除く): 21816641480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1609, 3218, 6436, 8045, 12872, 15217, 16090, 25744, 30434, 32180, 51488, 60868, 64360, 76085, 102976, 121736, 128720, 152170, 205952, 243472, 257440, 304340, 486944, 514880, 608680, 973888, 1029760, 1217360, 1947776, 2434720, 4869440, 9738880, 24484153, 48968306, 97936612, 122420765, 195873224, 244841530, 391746448, 489683060, 783492896, 979366120, 1566985792, 1958732240, 3133971584, 3917464480, 7834928960, 15669857920]

約数ペア:

[(1, 15669857920), (2, 7834928960), (4, 3917464480), (5, 3133971584), (8, 1958732240), (10, 1566985792), (16, 979366120), (20, 783492896), (32, 489683060), (40, 391746448), (64, 244841530), (80, 195873224), (128, 122420765), (160, 97936612), (320, 48968306), (640, 24484153), (1609, 9738880), (3218, 4869440), (6436, 2434720), (8045, 1947776), (12872, 1217360), (15217, 1029760), (16090, 973888), (25744, 608680), (30434, 514880), (32180, 486944), (51488, 304340), (60868, 257440), (64360, 243472), (76085, 205952), (102976, 152170), (121736, 128720)]