80327380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33751}}^1$

素因数の和:33784

約数の個数: 48

約数和(自身を含む): 204132096

約数和(自身を除く): 123804716

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 33751, 67502, 135004, 168755, 236257, 337510, 472514, 573767, 675020, 945028, 1147534, 1181285, 2295068, 2362570, 2868835, 4016369, 4725140, 5737670, 8032738, 11475340, 16065476, 20081845, 40163690, 80327380]

約数ペア:

[(1, 80327380), (2, 40163690), (4, 20081845), (5, 16065476), (7, 11475340), (10, 8032738), (14, 5737670), (17, 4725140), (20, 4016369), (28, 2868835), (34, 2362570), (35, 2295068), (68, 1181285), (70, 1147534), (85, 945028), (119, 675020), (140, 573767), (170, 472514), (238, 337510), (340, 236257), (476, 168755), (595, 135004), (1190, 67502), (2380, 33751)]