201326781656

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25140707}}^1$

素因数の和:25140744

約数の個数: 64

約数和(自身を含む): 506836673280

約数和(自身を除く): 305509891624

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 25140707, 50281414, 100562828, 175984949, 201125656, 276547777, 326829191, 351969898, 553095554, 653658382, 703939796, 1106191108, 1307316764, 1407879592, 1935834439, 2212382216, 2287804337, 2614633528, 3595121101, 3871668878, 4575608674, 7190242202, 7743337756, 9151217348, 14380484404, 15486675512, 18302434696, 25165847707, 28760968808, 50331695414, 100663390828, 201326781656]

約数ペア:

[(1, 201326781656), (2, 100663390828), (4, 50331695414), (7, 28760968808), (8, 25165847707), (11, 18302434696), (13, 15486675512), (14, 14380484404), (22, 9151217348), (26, 7743337756), (28, 7190242202), (44, 4575608674), (52, 3871668878), (56, 3595121101), (77, 2614633528), (88, 2287804337), (91, 2212382216), (104, 1935834439), (143, 1407879592), (154, 1307316764), (182, 1106191108), (286, 703939796), (308, 653658382), (364, 553095554), (572, 351969898), (616, 326829191), (728, 276547777), (1001, 201125656), (1144, 175984949), (2002, 100562828), (4004, 50281414), (8008, 25140707)]