78730240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{15377}}^1$

素因数の和:15402

約数の個数: 44

約数和(自身を含む): 188872596

約数和(自身を除く): 110142356

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, 15377, 30754, 61508, 76885, 123016, 153770, 246032, 307540, 492064, 615080, 984128, 1230160, 1968256, 2460320, 3936512, 4920640, 7873024, 9841280, 15746048, 19682560, 39365120, 78730240]

約数ペア:

[(1, 78730240), (2, 39365120), (4, 19682560), (5, 15746048), (8, 9841280), (10, 7873024), (16, 4920640), (20, 3936512), (32, 2460320), (40, 1968256), (64, 1230160), (80, 984128), (128, 615080), (160, 492064), (256, 307540), (320, 246032), (512, 153770), (640, 123016), (1024, 76885), (1280, 61508), (2560, 30754), (5120, 15377)]