203480971520

素因数分解:

$2^8\times 5^1\times {\mathrm{158969509}}^1$

素因数の和:158969530

約数の個数: 36

約数和(自身を含む): 487400517660

約数和(自身を除く): 283919546140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 158969509, 317939018, 635878036, 794847545, 1271756072, 1589695090, 2543512144, 3179390180, 5087024288, 6358780360, 10174048576, 12717560720, 20348097152, 25435121440, 40696194304, 50870242880, 101740485760, 203480971520]

約数ペア:

[(1, 203480971520), (2, 101740485760), (4, 50870242880), (5, 40696194304), (8, 25435121440), (10, 20348097152), (16, 12717560720), (20, 10174048576), (32, 6358780360), (40, 5087024288), (64, 3179390180), (80, 2543512144), (128, 1589695090), (160, 1271756072), (256, 794847545), (320, 635878036), (640, 317939018), (1280, 158969509)]