25999327978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1\times {\mathrm{1213}}^1$

素因数の和:1999

約数の個数: 64

約数和(自身を含む): 45199026432

約数和(自身を除く): 19199698454

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 683, 923, 1207, 1213, 1366, 1846, 2414, 2426, 8879, 11611, 15691, 15769, 17758, 20621, 23222, 31382, 31538, 41242, 48493, 86123, 96986, 150943, 172246, 268073, 301886, 536146, 630409, 824381, 828479, 1119599, 1260818, 1464091, 1648762, 1656958, 2239198, 2928182, 10716953, 10770227, 14084143, 19033183, 21433906, 21540454, 28168286, 38066366, 58822009, 117644018, 183093859, 366187718, 764686117, 999974153, 1529372234, 1999948306, 12999663989, 25999327978]

約数ペア:

[(1, 25999327978), (2, 12999663989), (13, 1999948306), (17, 1529372234), (26, 999974153), (34, 764686117), (71, 366187718), (142, 183093859), (221, 117644018), (442, 58822009), (683, 38066366), (923, 28168286), (1207, 21540454), (1213, 21433906), (1366, 19033183), (1846, 14084143), (2414, 10770227), (2426, 10716953), (8879, 2928182), (11611, 2239198), (15691, 1656958), (15769, 1648762), (17758, 1464091), (20621, 1260818), (23222, 1119599), (31382, 828479), (31538, 824381), (41242, 630409), (48493, 536146), (86123, 301886), (96986, 268073), (150943, 172246)]