201280030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40499}}^1$

素因数の和:40584

約数の個数: 32

約数和(自身を含む): 419904000

約数和(自身を除く): 218623970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 40499, 80998, 202495, 283493, 404990, 566986, 1417465, 2834930, 2875429, 5750858, 14377145, 20128003, 28754290, 40256006, 100640015, 201280030]

約数ペア:

[(1, 201280030), (2, 100640015), (5, 40256006), (7, 28754290), (10, 20128003), (14, 14377145), (35, 5750858), (70, 2875429), (71, 2834930), (142, 1417465), (355, 566986), (497, 404990), (710, 283493), (994, 202495), (2485, 80998), (4970, 40499)]