77794056640

素因数分解:

$2^6\times 5^1\times {\mathrm{243106427}}^1$

素因数の和:243106444

約数の個数: 28

約数和(自身を含む): 185247098136

約数和(自身を除く): 107453041496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 243106427, 486212854, 972425708, 1215532135, 1944851416, 2431064270, 3889702832, 4862128540, 7779405664, 9724257080, 15558811328, 19448514160, 38897028320, 77794056640]

約数ペア:

[(1, 77794056640), (2, 38897028320), (4, 19448514160), (5, 15558811328), (8, 9724257080), (10, 7779405664), (16, 4862128540), (20, 3889702832), (32, 2431064270), (40, 1944851416), (64, 1215532135), (80, 972425708), (160, 486212854), (320, 243106427)]