28331347975

素因数分解:

$5^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{155219}}^1$

素因数の和:155392

約数の個数: 36

約数和(自身を含む): 41141061000

約数和(自身を除く): 12809713025

約数列:

[1, 5, 7, 25, 35, 49, 149, 175, 245, 745, 1043, 1225, 3725, 5215, 7301, 26075, 36505, 155219, 182525, 776095, 1086533, 3880475, 5432665, 7605731, 23127631, 27163325, 38028655, 115638155, 161893417, 190143275, 578190775, 809467085, 1133253919, 4047335425, 5666269595, 28331347975]

約数ペア:

[(1, 28331347975), (5, 5666269595), (7, 4047335425), (25, 1133253919), (35, 809467085), (49, 578190775), (149, 190143275), (175, 161893417), (245, 115638155), (745, 38028655), (1043, 27163325), (1225, 23127631), (3725, 7605731), (5215, 5432665), (7301, 3880475), (26075, 1086533), (36505, 776095), (155219, 182525)]