172135000

素因数分解:

$2^3\times 5^4\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 407682000

約数和(自身を除く): 235547000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 173, 199, 200, 250, 346, 398, 500, 625, 692, 796, 865, 995, 1000, 1250, 1384, 1592, 1730, 1990, 2500, 3460, 3980, 4325, 4975, 5000, 6920, 7960, 8650, 9950, 17300, 19900, 21625, 24875, 34427, 34600, 39800, 43250, 49750, 68854, 86500, 99500, 108125, 124375, 137708, 172135, 173000, 199000, 216250, 248750, 275416, 344270, 432500, 497500, 688540, 860675, 865000, 995000, 1377080, 1721350, 3442700, 4303375, 6885400, 8606750, 17213500, 21516875, 34427000, 43033750, 86067500, 172135000]

約数ペア:

[(1, 172135000), (2, 86067500), (4, 43033750), (5, 34427000), (8, 21516875), (10, 17213500), (20, 8606750), (25, 6885400), (40, 4303375), (50, 3442700), (100, 1721350), (125, 1377080), (173, 995000), (199, 865000), (200, 860675), (250, 688540), (346, 497500), (398, 432500), (500, 344270), (625, 275416), (692, 248750), (796, 216250), (865, 199000), (995, 173000), (1000, 172135), (1250, 137708), (1384, 124375), (1592, 108125), (1730, 99500), (1990, 86500), (2500, 68854), (3460, 49750), (3980, 43250), (4325, 39800), (4975, 34600), (5000, 34427), (6920, 24875), (7960, 21625), (8650, 19900), (9950, 17300)]