201865600

素因数分解:

$2^7\times 5^2\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 502758000

約数和(自身を除く): 300892400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 199, 200, 317, 320, 398, 400, 634, 640, 796, 800, 995, 1268, 1585, 1592, 1600, 1990, 2536, 3170, 3184, 3200, 3980, 4975, 5072, 6340, 6368, 7925, 7960, 9950, 10144, 12680, 12736, 15850, 15920, 19900, 20288, 25360, 25472, 31700, 31840, 39800, 40576, 50720, 63083, 63400, 63680, 79600, 101440, 126166, 126800, 127360, 159200, 202880, 252332, 253600, 315415, 318400, 504664, 507200, 630830, 636800, 1009328, 1014400, 1261660, 1577075, 2018656, 2523320, 3154150, 4037312, 5046640, 6308300, 8074624, 10093280, 12616600, 20186560, 25233200, 40373120, 50466400, 100932800, 201865600]

約数ペア:

[(1, 201865600), (2, 100932800), (4, 50466400), (5, 40373120), (8, 25233200), (10, 20186560), (16, 12616600), (20, 10093280), (25, 8074624), (32, 6308300), (40, 5046640), (50, 4037312), (64, 3154150), (80, 2523320), (100, 2018656), (128, 1577075), (160, 1261660), (199, 1014400), (200, 1009328), (317, 636800), (320, 630830), (398, 507200), (400, 504664), (634, 318400), (640, 315415), (796, 253600), (800, 252332), (995, 202880), (1268, 159200), (1585, 127360), (1592, 126800), (1600, 126166), (1990, 101440), (2536, 79600), (3170, 63680), (3184, 63400), (3200, 63083), (3980, 50720), (4975, 40576), (5072, 39800), (6340, 31840), (6368, 31700), (7925, 25472), (7960, 25360), (9950, 20288), (10144, 19900), (12680, 15920), (12736, 15850)]