87216225

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 149615424

約数和(自身を除く): 62399199

約数列:

[1, 3, 5, 15, 25, 41, 75, 113, 123, 205, 251, 339, 565, 615, 753, 1025, 1255, 1695, 2825, 3075, 3765, 4633, 6275, 8475, 10291, 13899, 18825, 23165, 28363, 30873, 51455, 69495, 85089, 115825, 141815, 154365, 257275, 347475, 425445, 709075, 771825, 1162883, 2127225, 3488649, 5814415, 17443245, 29072075, 87216225]

約数ペア:

[(1, 87216225), (3, 29072075), (5, 17443245), (15, 5814415), (25, 3488649), (41, 2127225), (75, 1162883), (113, 771825), (123, 709075), (205, 425445), (251, 347475), (339, 257275), (565, 154365), (615, 141815), (753, 115825), (1025, 85089), (1255, 69495), (1695, 51455), (2825, 30873), (3075, 28363), (3765, 23165), (4633, 18825), (6275, 13899), (8475, 10291)]