19436525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 28123200

約数和(自身を除く): 8686675

約数列:

[1, 5, 17, 19, 25, 29, 83, 85, 95, 145, 323, 415, 425, 475, 493, 551, 725, 1411, 1577, 1615, 2075, 2407, 2465, 2755, 7055, 7885, 8075, 9367, 12035, 12325, 13775, 26809, 35275, 39425, 40919, 45733, 46835, 60175, 134045, 204595, 228665, 234175, 670225, 777461, 1022975, 1143325, 3887305, 19436525]

約数ペア:

[(1, 19436525), (5, 3887305), (17, 1143325), (19, 1022975), (25, 777461), (29, 670225), (83, 234175), (85, 228665), (95, 204595), (145, 134045), (323, 60175), (415, 46835), (425, 45733), (475, 40919), (493, 39425), (551, 35275), (725, 26809), (1411, 13775), (1577, 12325), (1615, 12035), (2075, 9367), (2407, 8075), (2465, 7885), (2755, 7055)]