72139000

素因数分解:

$2^3\times 5^3\times {\mathrm{72139}}^1$

素因数の和:72160

約数の個数: 32

約数和(自身を含む): 168807600

約数和(自身を除く): 96668600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 72139, 144278, 288556, 360695, 577112, 721390, 1442780, 1803475, 2885560, 3606950, 7213900, 9017375, 14427800, 18034750, 36069500, 72139000]

約数ペア:

[(1, 72139000), (2, 36069500), (4, 18034750), (5, 14427800), (8, 9017375), (10, 7213900), (20, 3606950), (25, 2885560), (40, 1803475), (50, 1442780), (100, 721390), (125, 577112), (200, 360695), (250, 288556), (500, 144278), (1000, 72139)]