159200000

素因数分解:

$2^8\times 5^5\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 399193200

約数和(自身を除く): 239993200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 199, 200, 250, 256, 320, 398, 400, 500, 625, 640, 796, 800, 995, 1000, 1250, 1280, 1592, 1600, 1990, 2000, 2500, 3125, 3184, 3200, 3980, 4000, 4975, 5000, 6250, 6368, 6400, 7960, 8000, 9950, 10000, 12500, 12736, 15920, 16000, 19900, 20000, 24875, 25000, 25472, 31840, 32000, 39800, 40000, 49750, 50000, 50944, 63680, 79600, 80000, 99500, 100000, 124375, 127360, 159200, 160000, 199000, 200000, 248750, 254720, 318400, 398000, 400000, 497500, 621875, 636800, 796000, 800000, 995000, 1243750, 1273600, 1592000, 1990000, 2487500, 3184000, 3980000, 4975000, 6368000, 7960000, 9950000, 15920000, 19900000, 31840000, 39800000, 79600000, 159200000]

約数ペア:

[(1, 159200000), (2, 79600000), (4, 39800000), (5, 31840000), (8, 19900000), (10, 15920000), (16, 9950000), (20, 7960000), (25, 6368000), (32, 4975000), (40, 3980000), (50, 3184000), (64, 2487500), (80, 1990000), (100, 1592000), (125, 1273600), (128, 1243750), (160, 995000), (199, 800000), (200, 796000), (250, 636800), (256, 621875), (320, 497500), (398, 400000), (400, 398000), (500, 318400), (625, 254720), (640, 248750), (796, 200000), (800, 199000), (995, 160000), (1000, 159200), (1250, 127360), (1280, 124375), (1592, 100000), (1600, 99500), (1990, 80000), (2000, 79600), (2500, 63680), (3125, 50944), (3184, 50000), (3200, 49750), (3980, 40000), (4000, 39800), (4975, 32000), (5000, 31840), (6250, 25472), (6368, 25000), (6400, 24875), (7960, 20000), (8000, 19900), (9950, 16000), (10000, 15920), (12500, 12736)]