2500979200

素因数分解:

$2^9\times 5^2\times {\mathrm{195389}}^1$

素因数の和:195417

約数の個数: 60

約数和(自身を含む): 6196403070

約数和(自身を除く): 3695423870

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 12800, 195389, 390778, 781556, 976945, 1563112, 1953890, 3126224, 3907780, 4884725, 6252448, 7815560, 9769450, 12504896, 15631120, 19538900, 25009792, 31262240, 39077800, 50019584, 62524480, 78155600, 100039168, 125048960, 156311200, 250097920, 312622400, 500195840, 625244800, 1250489600, 2500979200]

約数ペア:

[(1, 2500979200), (2, 1250489600), (4, 625244800), (5, 500195840), (8, 312622400), (10, 250097920), (16, 156311200), (20, 125048960), (25, 100039168), (32, 78155600), (40, 62524480), (50, 50019584), (64, 39077800), (80, 31262240), (100, 25009792), (128, 19538900), (160, 15631120), (200, 12504896), (256, 9769450), (320, 7815560), (400, 6252448), (512, 4884725), (640, 3907780), (800, 3126224), (1280, 1953890), (1600, 1563112), (2560, 976945), (3200, 781556), (6400, 390778), (12800, 195389)]