256112504

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 488334000

約数和(自身を除く): 232221496

約数列:

[1, 2, 4, 8, 109, 139, 218, 278, 436, 556, 872, 1112, 2113, 4226, 8452, 15151, 16904, 30302, 60604, 121208, 230317, 293707, 460634, 587414, 921268, 1174828, 1842536, 2349656, 32014063, 64028126, 128056252, 256112504]

約数ペア:

[(1, 256112504), (2, 128056252), (4, 64028126), (8, 32014063), (109, 2349656), (139, 1842536), (218, 1174828), (278, 921268), (436, 587414), (556, 460634), (872, 293707), (1112, 230317), (2113, 121208), (4226, 60604), (8452, 30302), (15151, 16904)]