51899200

素因数分解:

$2^6\times 5^2\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 84

約数和(自身を含む): 129133600

約数和(自身を除く): 77234400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 163, 199, 200, 320, 326, 398, 400, 652, 796, 800, 815, 995, 1304, 1592, 1600, 1630, 1990, 2608, 3184, 3260, 3980, 4075, 4975, 5216, 6368, 6520, 7960, 8150, 9950, 10432, 12736, 13040, 15920, 16300, 19900, 26080, 31840, 32437, 32600, 39800, 52160, 63680, 64874, 65200, 79600, 129748, 130400, 159200, 162185, 259496, 260800, 318400, 324370, 518992, 648740, 810925, 1037984, 1297480, 1621850, 2075968, 2594960, 3243700, 5189920, 6487400, 10379840, 12974800, 25949600, 51899200]

約数ペア:

[(1, 51899200), (2, 25949600), (4, 12974800), (5, 10379840), (8, 6487400), (10, 5189920), (16, 3243700), (20, 2594960), (25, 2075968), (32, 1621850), (40, 1297480), (50, 1037984), (64, 810925), (80, 648740), (100, 518992), (160, 324370), (163, 318400), (199, 260800), (200, 259496), (320, 162185), (326, 159200), (398, 130400), (400, 129748), (652, 79600), (796, 65200), (800, 64874), (815, 63680), (995, 52160), (1304, 39800), (1592, 32600), (1600, 32437), (1630, 31840), (1990, 26080), (2608, 19900), (3184, 16300), (3260, 15920), (3980, 13040), (4075, 12736), (4975, 10432), (5216, 9950), (6368, 8150), (6520, 7960)]