196408025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 277065600

約数和(自身を除く): 80657575

約数列:

[1, 5, 11, 25, 37, 55, 97, 185, 199, 275, 407, 485, 925, 995, 1067, 2035, 2189, 2425, 3589, 4975, 5335, 7363, 10175, 10945, 17945, 19303, 26675, 36815, 39479, 54725, 80993, 89725, 96515, 184075, 197395, 212333, 404965, 482575, 714211, 986975, 1061665, 2024825, 3571055, 5308325, 7856321, 17855275, 39281605, 196408025]

約数ペア:

[(1, 196408025), (5, 39281605), (11, 17855275), (25, 7856321), (37, 5308325), (55, 3571055), (97, 2024825), (185, 1061665), (199, 986975), (275, 714211), (407, 482575), (485, 404965), (925, 212333), (995, 197395), (1067, 184075), (2035, 96515), (2189, 89725), (2425, 80993), (3589, 54725), (4975, 39479), (5335, 36815), (7363, 26675), (10175, 19303), (10945, 17945)]