26680454800

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{4057}}^1$

素因数の和:4517

約数の個数: 120

約数和(自身を含む): 65843176392

約数和(自身を除く): 39162721592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 401, 410, 656, 802, 820, 1025, 1604, 1640, 2005, 2050, 3208, 3280, 4010, 4057, 4100, 6416, 8020, 8114, 8200, 10025, 16040, 16228, 16400, 16441, 20050, 20285, 32080, 32456, 32882, 40100, 40570, 64912, 65764, 80200, 81140, 82205, 101425, 131528, 160400, 162280, 164410, 166337, 202850, 263056, 324560, 328820, 332674, 405700, 411025, 657640, 665348, 811400, 822050, 831685, 1315280, 1330696, 1622800, 1626857, 1644100, 1663370, 2661392, 3253714, 3288200, 3326740, 4158425, 6507428, 6576400, 6653480, 8134285, 8316850, 13014856, 13306960, 16268570, 16633700, 26029712, 32537140, 33267400, 40671425, 65074280, 66534800, 66701137, 81342850, 130148560, 133402274, 162685700, 266804548, 325371400, 333505685, 533609096, 650742800, 667011370, 1067218192, 1334022740, 1667528425, 2668045480, 3335056850, 5336090960, 6670113700, 13340227400, 26680454800]

約数ペア:

[(1, 26680454800), (2, 13340227400), (4, 6670113700), (5, 5336090960), (8, 3335056850), (10, 2668045480), (16, 1667528425), (20, 1334022740), (25, 1067218192), (40, 667011370), (41, 650742800), (50, 533609096), (80, 333505685), (82, 325371400), (100, 266804548), (164, 162685700), (200, 133402274), (205, 130148560), (328, 81342850), (400, 66701137), (401, 66534800), (410, 65074280), (656, 40671425), (802, 33267400), (820, 32537140), (1025, 26029712), (1604, 16633700), (1640, 16268570), (2005, 13306960), (2050, 13014856), (3208, 8316850), (3280, 8134285), (4010, 6653480), (4057, 6576400), (4100, 6507428), (6416, 4158425), (8020, 3326740), (8114, 3288200), (8200, 3253714), (10025, 2661392), (16040, 1663370), (16228, 1644100), (16400, 1626857), (16441, 1622800), (20050, 1330696), (20285, 1315280), (32080, 831685), (32456, 822050), (32882, 811400), (40100, 665348), (40570, 657640), (64912, 411025), (65764, 405700), (80200, 332674), (81140, 328820), (82205, 324560), (101425, 263056), (131528, 202850), (160400, 166337), (162280, 164410)]