207800000

素因数分解:

$2^6\times 5^5\times {\mathrm{1039}}^1$

素因数の和:1076

約数の個数: 84

約数和(自身を含む): 515904480

約数和(自身を除く): 308104480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1039, 1250, 1600, 2000, 2078, 2500, 3125, 4000, 4156, 5000, 5195, 6250, 8000, 8312, 10000, 10390, 12500, 16624, 20000, 20780, 25000, 25975, 33248, 40000, 41560, 50000, 51950, 66496, 83120, 100000, 103900, 129875, 166240, 200000, 207800, 259750, 332480, 415600, 519500, 649375, 831200, 1039000, 1298750, 1662400, 2078000, 2597500, 3246875, 4156000, 5195000, 6493750, 8312000, 10390000, 12987500, 20780000, 25975000, 41560000, 51950000, 103900000, 207800000]

約数ペア:

[(1, 207800000), (2, 103900000), (4, 51950000), (5, 41560000), (8, 25975000), (10, 20780000), (16, 12987500), (20, 10390000), (25, 8312000), (32, 6493750), (40, 5195000), (50, 4156000), (64, 3246875), (80, 2597500), (100, 2078000), (125, 1662400), (160, 1298750), (200, 1039000), (250, 831200), (320, 649375), (400, 519500), (500, 415600), (625, 332480), (800, 259750), (1000, 207800), (1039, 200000), (1250, 166240), (1600, 129875), (2000, 103900), (2078, 100000), (2500, 83120), (3125, 66496), (4000, 51950), (4156, 50000), (5000, 41560), (5195, 40000), (6250, 33248), (8000, 25975), (8312, 25000), (10000, 20780), (10390, 20000), (12500, 16624)]