205773050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1860

約数の個数: 72

約数和(自身を含む): 454953024

約数和(自身を除く): 249179974

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 49, 50, 70, 94, 98, 175, 235, 245, 329, 350, 470, 490, 658, 1175, 1225, 1645, 1787, 2303, 2350, 2450, 3290, 3574, 4606, 8225, 8935, 11515, 12509, 16450, 17870, 23030, 25018, 44675, 57575, 62545, 83989, 87563, 89350, 115150, 125090, 167978, 175126, 312725, 419945, 437815, 587923, 625450, 839890, 875630, 1175846, 2099725, 2189075, 2939615, 4115461, 4199450, 4378150, 5879230, 8230922, 14698075, 20577305, 29396150, 41154610, 102886525, 205773050]

約数ペア:

[(1, 205773050), (2, 102886525), (5, 41154610), (7, 29396150), (10, 20577305), (14, 14698075), (25, 8230922), (35, 5879230), (47, 4378150), (49, 4199450), (50, 4115461), (70, 2939615), (94, 2189075), (98, 2099725), (175, 1175846), (235, 875630), (245, 839890), (329, 625450), (350, 587923), (470, 437815), (490, 419945), (658, 312725), (1175, 175126), (1225, 167978), (1645, 125090), (1787, 115150), (2303, 89350), (2350, 87563), (2450, 83989), (3290, 62545), (3574, 57575), (4606, 44675), (8225, 25018), (8935, 23030), (11515, 17870), (12509, 16450)]