142382975

素因数分解:

$5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2473}}^1$

素因数の和:2544

約数の個数: 36

約数和(自身を含む): 209834784

約数和(自身を除く): 67451809

約数列:

[1, 5, 7, 25, 35, 47, 49, 175, 235, 245, 329, 1175, 1225, 1645, 2303, 2473, 8225, 11515, 12365, 17311, 57575, 61825, 86555, 116231, 121177, 432775, 581155, 605885, 813617, 2905775, 3029425, 4068085, 5695319, 20340425, 28476595, 142382975]

約数ペア:

[(1, 142382975), (5, 28476595), (7, 20340425), (25, 5695319), (35, 4068085), (47, 3029425), (49, 2905775), (175, 813617), (235, 605885), (245, 581155), (329, 432775), (1175, 121177), (1225, 116231), (1645, 86555), (2303, 61825), (2473, 57575), (8225, 17311), (11515, 12365)]