205773904

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 468184320

約数和(自身を除く): 262410416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 113, 142, 226, 229, 284, 452, 458, 497, 568, 791, 904, 916, 994, 1136, 1582, 1603, 1808, 1832, 1988, 3164, 3206, 3664, 3976, 6328, 6412, 7952, 8023, 12656, 12824, 16046, 16259, 25648, 25877, 32092, 32518, 51754, 56161, 64184, 65036, 103508, 112322, 113813, 128368, 130072, 181139, 207016, 224644, 227626, 260144, 362278, 414032, 449288, 455252, 724556, 898576, 910504, 1449112, 1821008, 1837267, 2898224, 3674534, 7349068, 12860869, 14698136, 25721738, 29396272, 51443476, 102886952, 205773904]

約数ペア:

[(1, 205773904), (2, 102886952), (4, 51443476), (7, 29396272), (8, 25721738), (14, 14698136), (16, 12860869), (28, 7349068), (56, 3674534), (71, 2898224), (112, 1837267), (113, 1821008), (142, 1449112), (226, 910504), (229, 898576), (284, 724556), (452, 455252), (458, 449288), (497, 414032), (568, 362278), (791, 260144), (904, 227626), (916, 224644), (994, 207016), (1136, 181139), (1582, 130072), (1603, 128368), (1808, 113813), (1832, 112322), (1988, 103508), (3164, 65036), (3206, 64184), (3664, 56161), (3976, 51754), (6328, 32518), (6412, 32092), (7952, 25877), (8023, 25648), (12656, 16259), (12824, 16046)]