5195000

素因数分解:

$2^3\times 5^4\times {\mathrm{1039}}^1$

素因数の和:1065

約数の個数: 40

約数和(自身を含む): 12183600

約数和(自身を除く): 6988600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1039, 1250, 2078, 2500, 4156, 5000, 5195, 8312, 10390, 20780, 25975, 41560, 51950, 103900, 129875, 207800, 259750, 519500, 649375, 1039000, 1298750, 2597500, 5195000]

約数ペア:

[(1, 5195000), (2, 2597500), (4, 1298750), (5, 1039000), (8, 649375), (10, 519500), (20, 259750), (25, 207800), (40, 129875), (50, 103900), (100, 51950), (125, 41560), (200, 25975), (250, 20780), (500, 10390), (625, 8312), (1000, 5195), (1039, 5000), (1250, 4156), (2078, 2500)]