78760960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{15383}}^1$

素因数の和:15408

約数の個数: 44

約数和(自身を含む): 188946288

約数和(自身を除く): 110185328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 15383, 30766, 61532, 76915, 123064, 153830, 246128, 307660, 492256, 615320, 984512, 1230640, 1969024, 2461280, 3938048, 4922560, 7876096, 9845120, 15752192, 19690240, 39380480, 78760960]

約数ペア:

[(1, 78760960), (2, 39380480), (4, 19690240), (5, 15752192), (8, 9845120), (10, 7876096), (16, 4922560), (20, 3938048), (32, 2461280), (40, 1969024), (64, 1230640), (80, 984512), (128, 615320), (160, 492256), (256, 307660), (320, 246128), (512, 153830), (640, 123064), (1024, 76915), (1280, 61532), (2560, 30766), (5120, 15383)]