201620056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 424569600

約数和(自身を除く): 222949544

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 139, 212, 278, 311, 424, 556, 583, 622, 1112, 1166, 1244, 1529, 2332, 2488, 3058, 3421, 4664, 6116, 6842, 7367, 12232, 13684, 14734, 16483, 27368, 29468, 32966, 43229, 58936, 65932, 81037, 86458, 131864, 162074, 172916, 181313, 324148, 345832, 362626, 475519, 648296, 725252, 951038, 1450504, 1902076, 2291137, 3804152, 4582274, 9164548, 18329096, 25202507, 50405014, 100810028, 201620056]

約数ペア:

[(1, 201620056), (2, 100810028), (4, 50405014), (8, 25202507), (11, 18329096), (22, 9164548), (44, 4582274), (53, 3804152), (88, 2291137), (106, 1902076), (139, 1450504), (212, 951038), (278, 725252), (311, 648296), (424, 475519), (556, 362626), (583, 345832), (622, 324148), (1112, 181313), (1166, 172916), (1244, 162074), (1529, 131864), (2332, 86458), (2488, 81037), (3058, 65932), (3421, 58936), (4664, 43229), (6116, 32966), (6842, 29468), (7367, 27368), (12232, 16483), (13684, 14734)]