66167500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 174944000

約数和(自身を除く): 108776500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 125, 133, 140, 175, 190, 199, 250, 266, 350, 380, 398, 475, 500, 532, 625, 665, 700, 796, 875, 950, 995, 1250, 1330, 1393, 1750, 1900, 1990, 2375, 2500, 2660, 2786, 3325, 3500, 3781, 3980, 4375, 4750, 4975, 5572, 6650, 6965, 7562, 8750, 9500, 9950, 11875, 13300, 13930, 15124, 16625, 17500, 18905, 19900, 23750, 24875, 26467, 27860, 33250, 34825, 37810, 47500, 49750, 52934, 66500, 69650, 75620, 83125, 94525, 99500, 105868, 124375, 132335, 139300, 166250, 174125, 189050, 248750, 264670, 332500, 348250, 378100, 472625, 497500, 529340, 661675, 696500, 870625, 945250, 1323350, 1741250, 1890500, 2363125, 2646700, 3308375, 3482500, 4726250, 6616750, 9452500, 13233500, 16541875, 33083750, 66167500]

約数ペア:

[(1, 66167500), (2, 33083750), (4, 16541875), (5, 13233500), (7, 9452500), (10, 6616750), (14, 4726250), (19, 3482500), (20, 3308375), (25, 2646700), (28, 2363125), (35, 1890500), (38, 1741250), (50, 1323350), (70, 945250), (76, 870625), (95, 696500), (100, 661675), (125, 529340), (133, 497500), (140, 472625), (175, 378100), (190, 348250), (199, 332500), (250, 264670), (266, 248750), (350, 189050), (380, 174125), (398, 166250), (475, 139300), (500, 132335), (532, 124375), (625, 105868), (665, 99500), (700, 94525), (796, 83125), (875, 75620), (950, 69650), (995, 66500), (1250, 52934), (1330, 49750), (1393, 47500), (1750, 37810), (1900, 34825), (1990, 33250), (2375, 27860), (2500, 26467), (2660, 24875), (2786, 23750), (3325, 19900), (3500, 18905), (3781, 17500), (3980, 16625), (4375, 15124), (4750, 13930), (4975, 13300), (5572, 11875), (6650, 9950), (6965, 9500), (7562, 8750)]