855542845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 1093220352

約数和(自身を除く): 237677507

約数列:

[1, 5, 23, 73, 115, 223, 365, 457, 1115, 1679, 2285, 5129, 8395, 10511, 16279, 25645, 33361, 52555, 81395, 101911, 166805, 374417, 509555, 767303, 1872085, 2343953, 3836515, 7439503, 11719765, 37197515, 171108569, 855542845]

約数ペア:

[(1, 855542845), (5, 171108569), (23, 37197515), (73, 11719765), (115, 7439503), (223, 3836515), (365, 2343953), (457, 1872085), (1115, 767303), (1679, 509555), (2285, 374417), (5129, 166805), (8395, 101911), (10511, 81395), (16279, 52555), (25645, 33361)]