67688180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4787}}^1$

素因数の和:4904

約数の個数: 48

約数和(自身を含む): 164094336

約数和(自身を除く): 96406156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 4787, 7070, 9574, 14140, 19148, 23935, 33509, 47870, 67018, 95740, 134036, 167545, 335090, 483487, 670180, 966974, 1933948, 2417435, 3384409, 4834870, 6768818, 9669740, 13537636, 16922045, 33844090, 67688180]

約数ペア:

[(1, 67688180), (2, 33844090), (4, 16922045), (5, 13537636), (7, 9669740), (10, 6768818), (14, 4834870), (20, 3384409), (28, 2417435), (35, 1933948), (70, 966974), (101, 670180), (140, 483487), (202, 335090), (404, 167545), (505, 134036), (707, 95740), (1010, 67018), (1414, 47870), (2020, 33509), (2828, 23935), (3535, 19148), (4787, 14140), (7070, 9574)]